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

This quote is attributed to Skanderbeg.

To change the world, one must first change oneself. - Skanderbeg

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

Skanderbeg Change

Military Commander Albanian 1405–1468

"I am the son of my efforts."

"A man without courage is not a man."

"Freedom is the greatest treasure."

"I fight not for gold, but for my people."

"Change brings new opportunities."

"Every day is a new opportunity."

"Healing doesn't mean forgetting."

"You either get better or you get bitter."