Who said "Discontent is the first necessity of progress."?

This quote is attributed to René Descartes.

Discontent is the first necessity of progress. - René Descartes

"Discontent is the first necessity of progress."

René Descartes Change

Philosopher and Mathematician French 1596–1650

"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."

"Change brings new opportunities."

"Every day is a new opportunity."

"Healing doesn't mean forgetting."

"You either get better or you get bitter."