Who said "To change the world, one must first change oneself."?

This quote is attributed to Crazy Horse.

To change the world, one must first change oneself. - Crazy Horse

"To change the world, one must first change oneself."

Crazy Horse Change

Military Warrior Native American 1840–1877

"A warrior's heart knows no defeat."

"The earth is the mother of all people."

"We did not ask you white men to come here. The Great Spirit gave us this country as a home."

"Behold, I am poor and naked, but I am the chief of the nation."

"Change brings new opportunities."

"Every day is a new opportunity."

"Healing doesn't mean forgetting."

"You either get better or you get bitter."