Who said "We only understand what we create ourselves."?

This quote is attributed to Descartes, René.

We only understand what we create ourselves. - Descartes, René

"We only understand what we create ourselves."

Descartes, René Creativity

Philosopher-Mathematician French 1596–1650

"I think, therefore I am."

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

"Doubt is the key to knowledge."

"If you would be a real seeker of truth, it is necessary that at least once in your life you doubt, as far as possible, all things."

"When life gives you lemons, make something beautiful."

"Creativity knows no bounds."

"Creativity is the expression of the soul."

"I'm making this up as I go."