Who said "The measure of a person is what they do with power."?

This quote is attributed to Pythagoras.

The measure of a person is what they do with power. - Pythagoras

"The measure of a person is what they do with power."

Pythagoras Leadership

Mathematician/Philosopher Ancient Greek 570–495

"Choose silence of all virtues, for it is the ornament of the wise."

"A friend is a second self."

"Do not allow the deep to possess your mind, nor the heights to disturb your equanimity."

"Educate the children and it won't be necessary to punish the men."

"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"