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

This quote is attributed to Washington Irving.

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

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

Washington Irving Inspiration

Writer American 1783–1859

"There is a certain magic in sleep and dreams that prepares you for the challenges of real life."

"The mind always makes progress, even when the body stands still."

"Love is the great beautifier of the world."

"Great minds have purposes, others have wishes."

"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"