Why do we say "Great minds think alike"?

Meaning:

Usually used as a humorous response to a statement that matches the speaker's view on the subject.

Background:

Variations on this proverb can be found in early 17th century writings.

For example: , "Great minds flow in the same channel", to which another might have replied, "And weak ones in the same gutter!"

More expressions and their source

Challenge yourself with BookBrowse Wordplays