Who said "Motivation comes from within; no one can give it to you."?

This quote is attributed to John Locke.

Motivation comes from within; no one can give it to you. - John Locke

"Motivation comes from within; no one can give it to you."

John Locke Motivation

Philosopher, Political Theorist English 1632–1704

"Reading furnishes the mind only with materials of knowledge; it is thinking that makes what we read ours."

"All wealth is the product of labor."

"Freedom is not freedom to do what you like, but freedom to do what you ought."

"The great end of men's actions is some good."

"I believe in working hard for what you want."

"Never underestimate the power of determination."

"I don't need a reason to fight."

"The most important thing is the mission. Nothing else matters."