Ambrose Bierce

“All are lunatics, but he who can analyze his delusions is called a philosopher.”

Diogenes of Sinope

“What use is a philosopher who doesn’t hurt anybody’s feelings.”

Aulus Gellius

“Barba non facit philosophum.”

“A beard does not constitute a philosopher.”

Ludwig Wittgenstein

“Philosophy is a battle against bewitchment of our intelligence by means of language.”