Who said "A leader must be willing to sacrifice."?

This quote is attributed to Skanderbeg.

A leader must be willing to sacrifice. - Skanderbeg

"A leader must be willing to sacrifice."

Skanderbeg Leadership

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."

"A leader must be fair and just."

"Integrity is everything."

"One must take responsibility for one's environment."

"In this house, I make the decisions"