It is the distinctive mark of thought that we can think of t... - René Descartes

This quote is attributed to René Descartes.

"It is the distinctive mark of thought that we can think of things without our thinking causing them to be."

René Descartes Philosophy

Philosopher and Mathematician French 1596–1650

More from René Descartes

"I think, therefore I am."

"Divide each difficulty into as many parts as is feasible and necessary to resolve it."

"The greatest minds are capable of the greatest vices as well as of the greatest virtues."

"Doubt is the key to knowledge."

"I've seen the worst humanity has to offer."

"Sometimes I wonder if the world is worth saving."

"Every choice shapes our destiny."

"Order is the foundation of a good life."