Who said "Nothing is so powerful as an idea whose time has come."?

This quote is attributed to Voltaire.

Nothing is so powerful as an idea whose time has come. - Voltaire

"Nothing is so powerful as an idea whose time has come."

Voltaire Inspiration

Writer Philosopher French 1694–1778

"It is dangerous to be right when the government is wrong."

"Life is thickly sown with thorns, and I know no other remedy than to pass quickly through them."

"The perfect is the enemy of the good."

"Judge a man by his questions rather than by his answers."

"The best part of living is knowing you survived."

"The world needs heroes."

"Life is too short to live poorly."

"I'd rather be an optimist and be wrong than a pessimist and be right"