diff --git a/Library/Homebrew/build.rb b/Library/Homebrew/build.rb
index 92a5c99971..6e0c581902 100644
--- a/Library/Homebrew/build.rb
+++ b/Library/Homebrew/build.rb
@@ -153,13 +153,17 @@ class Build
         end
         if args.interactive?
           ohai "Entering interactive mode"
-          puts "Type `exit` to return and finalize the installation."
-          puts "Install to this prefix: #{formula.prefix}"
+          puts <<~EOS
+            Type `exit` to return and finalize the installation.
+            Install to this prefix: #{formula.prefix}
+          EOS
 
           if args.git?
-            puts "This directory is now a Git repo. Make your changes and then use:"
-            puts "  git diff | pbcopy"
-            puts "to copy the diff to the clipboard."
+            puts <<~EOS
+              This directory is now a Git repository. Make your changes and then use:
+                git diff | pbcopy
+              to copy the diff to the clipboard.
+            EOS
           end
 
           interactive_shell(formula)
diff --git a/Library/Homebrew/cask/artifact/installer.rb b/Library/Homebrew/cask/artifact/installer.rb
index c2fa6543c5..b9d181d0e7 100644
--- a/Library/Homebrew/cask/artifact/installer.rb
+++ b/Library/Homebrew/cask/artifact/installer.rb
@@ -23,7 +23,7 @@ module Cask
           puts <<~EOS
             To complete the installation of Cask #{cask}, you must also
             run the installer at:
-              '#{cask.staged_path.join(path)}'
+              #{cask.staged_path.join(path)}
           EOS
         end
       end
diff --git a/Library/Homebrew/cmd/install.rb b/Library/Homebrew/cmd/install.rb
index 08e7e09675..7a4b36c0a7 100644
--- a/Library/Homebrew/cmd/install.rb
+++ b/Library/Homebrew/cmd/install.rb
@@ -185,7 +185,8 @@ module Homebrew
       if !args.HEAD? && f.stable.nil?
         odie <<~EOS
           #{f.full_name} is a head-only formula
-          Install with `brew install --HEAD #{f.full_name}`
+          To install it, run:
+            brew install --HEAD #{f.full_name}
         EOS
       end
 
@@ -208,14 +209,16 @@ module Homebrew
           optlinked_version = Keg.for(f.opt_prefix).version
           onoe <<~EOS
             #{f.full_name} #{optlinked_version} is already installed
-            To upgrade to #{f.version}, run `brew upgrade #{f.full_name}`
+            To upgrade to #{f.version}, run:
+              brew upgrade #{f.full_name}
           EOS
         elsif args.only_dependencies?
           installed_formulae << f
         elsif !args.quiet?
           opoo <<~EOS
             #{f.full_name} #{f.pkg_version} is already installed and up-to-date
-            To reinstall #{f.pkg_version}, run `brew reinstall #{f.name}`
+            To reinstall #{f.pkg_version}, run:
+              brew reinstall #{f.name}
           EOS
         end
       elsif (args.HEAD? && new_head_installed) || prefix_installed
@@ -243,7 +246,8 @@ module Homebrew
         elsif !f.linked? || f.keg_only?
           msg = <<~EOS
             #{msg}, it's just not linked
-            You can use `brew link #{f}` to link this version.
+            To link this version, run:
+              brew link #{f}
           EOS
         elsif args.only_dependencies?
           msg = nil
@@ -254,7 +258,8 @@ module Homebrew
           else
             <<~EOS
               #{msg} and up-to-date
-              To reinstall #{f.pkg_version}, run `brew reinstall #{f.name}`
+              To reinstall #{f.pkg_version}, run:
+                brew reinstall #{f.name}
             EOS
           end
         end
@@ -264,7 +269,8 @@ module Homebrew
         if !old_formula.linked? && !old_formula.keg_only?
           msg = <<~EOS
             #{msg}, it's just not linked.
-            You can use `brew link #{old_formula.full_name}` to link this version.
+            To link this version, run:
+              brew link #{old_formula.full_name}
           EOS
         elsif args.quiet?
           msg = nil
@@ -275,8 +281,10 @@ module Homebrew
         # but not migrated one. If --force is passed then install anyway.
         opoo <<~EOS
           #{f.oldname} is already installed, it's just not migrated
-          You can migrate this formula with `brew migrate #{f}`
-          Or you can force install it with `brew install #{f} --force`
+          To migrate this formula, run:
+            brew migrate #{f}
+          Or to force-install it, run:
+            brew install #{f} --force
         EOS
       else
         # If none of the above is true and the formula is linked, then
diff --git a/Library/Homebrew/dev-cmd/bump.rb b/Library/Homebrew/dev-cmd/bump.rb
index f9ee8b6ff8..ffbc2feab4 100644
--- a/Library/Homebrew/dev-cmd/bump.rb
+++ b/Library/Homebrew/dev-cmd/bump.rb
@@ -116,9 +116,11 @@ module Homebrew
     end
 
     ohai title
-    puts "Current formula version:  #{current_version}"
-    puts "Latest Repology version:  #{repology_latest}"
-    puts "Latest livecheck version: #{livecheck_latest}"
-    puts "Open pull requests:       #{pull_requests}"
+    puts <<~EOS
+      Current formula version:  #{current_version}
+      Latest Repology version:  #{repology_latest}
+      Latest livecheck version: #{livecheck_latest}
+      Open pull requests:       #{pull_requests}
+    EOS
   end
 end
diff --git a/Library/Homebrew/dev-cmd/irb.rb b/Library/Homebrew/dev-cmd/irb.rb
index 2fc25c2e28..a7efb2582a 100644
--- a/Library/Homebrew/dev-cmd/irb.rb
+++ b/Library/Homebrew/dev-cmd/irb.rb
@@ -40,10 +40,12 @@ module Homebrew
     args = irb_args.parse(ARGV.dup.freeze)
 
     if args.examples?
-      puts "'v8'.f # => instance of the v8 formula"
-      puts ":hub.f.latest_version_installed?"
-      puts ":lua.f.methods - 1.methods"
-      puts ":mpd.f.recursive_dependencies.reject(&:installed?)"
+      puts <<~EOS
+        'v8'.f # => instance of the v8 formula
+        :hub.f.latest_version_installed?
+        :lua.f.methods - 1.methods
+        :mpd.f.recursive_dependencies.reject(&:installed?)
+      EOS
       return
     end
 
diff --git a/Library/Homebrew/dev-cmd/pr-upload.rb b/Library/Homebrew/dev-cmd/pr-upload.rb
index a710ab7a96..09fb40e08c 100644
--- a/Library/Homebrew/dev-cmd/pr-upload.rb
+++ b/Library/Homebrew/dev-cmd/pr-upload.rb
@@ -81,8 +81,11 @@ module Homebrew
       else
         "Bintray"
       end
-      puts "brew #{bottle_args.join " "}"
-      puts "Upload bottles described by these JSON files to #{service}:\n  #{json_files.join("\n  ")}"
+      puts <<~EOS
+        brew #{bottle_args.join " "}
+        Upload bottles described by these JSON files to #{service}:
+          #{json_files.join("\n  ")}
+      EOS
       return
     end
 
diff --git a/Library/Homebrew/dev-cmd/update-test.rb b/Library/Homebrew/dev-cmd/update-test.rb
index 3d8063a569..227ea0a9c7 100644
--- a/Library/Homebrew/dev-cmd/update-test.rb
+++ b/Library/Homebrew/dev-cmd/update-test.rb
@@ -95,8 +95,10 @@ module Homebrew
       end
     end
 
-    puts "Start commit: #{start_commit}"
-    puts "  End commit: #{end_commit}"
+    puts <<~EOS
+      Start commit: #{start_commit}
+        End commit: #{end_commit}
+    EOS
 
     mkdir "update-test"
     chdir "update-test" do
diff --git a/Library/Homebrew/diagnostic.rb b/Library/Homebrew/diagnostic.rb
index 60ac07a04a..6f26f2db8d 100644
--- a/Library/Homebrew/diagnostic.rb
+++ b/Library/Homebrew/diagnostic.rb
@@ -335,7 +335,8 @@ module Homebrew
 
         <<~EOS
           #{HOMEBREW_TEMP} is world-writable but does not have the sticky bit set.
-          Please execute `sudo chmod +t #{HOMEBREW_TEMP}` in your Terminal.
+          To set it, run the following command:
+            sudo chmod +t #{HOMEBREW_TEMP}
         EOS
       end
       alias generic_check_tmpdir_sticky_bit check_tmpdir_sticky_bit
@@ -897,7 +898,8 @@ module Homebrew
 
         <<~EOS
           The staging path #{user_tilde(path.to_s)} is not writable by the current user.
-          To fix, run \'sudo chown -R $(whoami):staff #{user_tilde(path.to_s)}'
+          To fix, run:
+            sudo chown -R $(whoami):staff #{user_tilde(path.to_s)}
         EOS
       end
 
@@ -970,12 +972,14 @@ module Homebrew
           if result.include? "Python 2.7"
             <<~EOS
               Your Python installation has a broken version of setuptools.
-              To fix, reinstall macOS or run 'sudo /usr/bin/python -m pip install -I setuptools'.
+              To fix, reinstall macOS or run:
+                sudo /usr/bin/python -m pip install -I setuptools
             EOS
           else
             <<~EOS
               The system Python version is wrong.
-              To fix, run 'defaults write com.apple.versioner.python Version 2.7'.
+              To fix, run:
+                defaults write com.apple.versioner.python Version 2.7
             EOS
           end
         elsif result.stderr.include? "pkg_resources.DistributionNotFound"
diff --git a/Library/Homebrew/formula_installer.rb b/Library/Homebrew/formula_installer.rb
index dd2e64d76d..8722df1f67 100644
--- a/Library/Homebrew/formula_installer.rb
+++ b/Library/Homebrew/formula_installer.rb
@@ -362,14 +362,16 @@ class FormulaInstaller
       EOS
       if formula.outdated? && !formula.head?
         message += <<~EOS
-          To upgrade to #{formula.pkg_version}, run `brew upgrade #{formula.full_name}`.
+          To upgrade to #{formula.pkg_version}, run:
+            brew upgrade #{formula.full_name}
         EOS
       elsif only_deps?
         message = nil
       else
         # some other version is already installed *and* linked
         message += <<~EOS
-          To install #{formula.pkg_version}, first run `brew unlink #{formula.name}`.
+          To install #{formula.pkg_version}, first run:
+            brew unlink #{formula.name}
         EOS
       end
       raise CannotInstallFormulaError, message if message
@@ -805,7 +807,8 @@ class FormulaInstaller
 
     if build_bottle?
       ohai "Not running post_install as we're building a bottle"
-      puts "You can run it manually using `brew postinstall #{formula.full_name}`"
+      puts "You can run it manually using:"
+      puts "  brew postinstall #{formula.full_name}"
     else
       post_install
     end
@@ -1097,7 +1100,8 @@ class FormulaInstaller
     end
   rescue Exception => e # rubocop:disable Lint/RescueException
     opoo "The post-install step did not complete successfully"
-    puts "You can try again using `brew postinstall #{formula.full_name}`"
+    puts "You can try again using:"
+    puts "  brew postinstall #{formula.full_name}"
     odebug e, e.backtrace, always_display: Homebrew::EnvConfig.developer?
     Homebrew.failed = true
     @show_summary_heading = true
diff --git a/Library/Homebrew/migrator.rb b/Library/Homebrew/migrator.rb
index e065a2de63..67bff176ad 100644
--- a/Library/Homebrew/migrator.rb
+++ b/Library/Homebrew/migrator.rb
@@ -17,8 +17,8 @@ class Migrator
   class MigrationNeededError < RuntimeError
     def initialize(formula)
       super <<~EOS
-        #{formula.oldname} was renamed to #{formula.name} and needs to be migrated.
-        Please run `brew migrate #{formula.oldname}`
+        #{formula.oldname} was renamed to #{formula.name} and needs to be migrated by running:
+          brew migrate #{formula.oldname}
       EOS
     end
   end
@@ -48,7 +48,8 @@ class Migrator
 
       super <<~EOS
         #{formula.name} from #{formula.tap} is given, but old name #{formula.oldname} was installed from #{tap || "path or url"}.
-        #{msg}To force migration use `brew migrate --force #{formula.oldname}`.
+        #{msg}To force migration, run:
+          brew migrate --force #{formula.oldname}
       EOS
     end
   end
diff --git a/Library/Homebrew/test/cask/artifact/installer_spec.rb b/Library/Homebrew/test/cask/artifact/installer_spec.rb
index 1feb893391..7f47a31d9c 100644
--- a/Library/Homebrew/test/cask/artifact/installer_spec.rb
+++ b/Library/Homebrew/test/cask/artifact/installer_spec.rb
@@ -18,7 +18,7 @@ describe Cask::Artifact::Installer, :cask do
       it "shows a message prompting to run the installer manually" do
         expect {
           installer.install_phase(command: command)
-        }.to output(%r{run the installer at:\s+'#{staged_path}/installer'}).to_stdout
+        }.to output(%r{run the installer at:\s+#{staged_path}/installer}).to_stdout
       end
     end
 
diff --git a/Library/Homebrew/test/cask/installer_spec.rb b/Library/Homebrew/test/cask/installer_spec.rb
index 6a9a1bc67a..f205bd7074 100644
--- a/Library/Homebrew/test/cask/installer_spec.rb
+++ b/Library/Homebrew/test/cask/installer_spec.rb
@@ -119,7 +119,7 @@ describe Cask::Installer, :cask do
           ==> Installing Cask with-installer-manual
           To complete the installation of Cask with-installer-manual, you must also
           run the installer at:
-            '#{with_installer_manual.staged_path.join("Caffeine.app")}'
+            #{with_installer_manual.staged_path.join("Caffeine.app")}
           🍺  with-installer-manual was successfully installed!
         EOS
       ).to_stdout
diff --git a/Library/Homebrew/uninstall.rb b/Library/Homebrew/uninstall.rb
index 156d74478e..cabb18f627 100644
--- a/Library/Homebrew/uninstall.rb
+++ b/Library/Homebrew/uninstall.rb
@@ -50,8 +50,11 @@ module Homebrew
 
               if rack.directory?
                 versions = rack.subdirs.map(&:basename)
-                puts "#{keg.name} #{versions.to_sentence} #{"is".pluralize(versions.count)} still installed."
-                puts "Run `brew uninstall --force #{keg.name}` to remove all versions."
+                puts <<~EOS
+                  #{keg.name} #{versions.to_sentence} #{"is".pluralize(versions.count)} still installed.
+                  To remove all versions, run:
+                    brew uninstall --force #{keg.name}
+                EOS
               end
 
               next unless f
diff --git a/Library/Homebrew/utils/link.rb b/Library/Homebrew/utils/link.rb
index 8078390f60..c33d5ca335 100644
--- a/Library/Homebrew/utils/link.rb
+++ b/Library/Homebrew/utils/link.rb
@@ -36,7 +36,8 @@ module Utils
         Could not link:
         #{conflicts.join("\n")}
 
-        Please delete these paths and run `#{command}`.
+        Please delete these paths and run:
+          #{command}
       EOS
     end
     private_class_method :link_src_dst_dirs