You can't be serious!
Leaving out the most outstanding philosphers of the 20th Century...
No, not Santayana and Eric Hoffer.
Calvin and Hobbes...
LOL! There’s just no way to limit this list to twenty-five! There’d be no room for ANY of the great works of Stan Lee, not to mention Ed Wood! (I insist upon screenplays being included; if Shakespeare’s plays get in, it would be immoral to leave out Ed.)