# File lib/bundler/cli/clean.rb, line 16
    def require_path_or_force
      if !Bundler.settings[:path] && !options[:force]
        Bundler.ui.error "Cleaning all the gems on your system is dangerous! " \
          "If you're sure you want to remove every system gem not in this " \
          "bundle, run `bundle clean --force`."
        exit 1
      end
    end