No Cogito, Ergo Dumb - Descartes Shirt

Descartes was the thinker who penned the famous cogito: “I think, therefore I am.” But what if he had been less of a thinker and more of a dunce? No cogito, ergo dumb.

Designed by, and available on shirts, mugs, stickers, posters & more!

Get it at

A great gift for your favorite philosophy grad, philosophy student, or professor!
Eco-friendly:'s products are carbon neutral.
Related philosophy designs: