Who said "The measure of a man is what he does with power."?

This quote is attributed to F.W. de Klerk.

The measure of a man is what he does with power. - F.W. de Klerk

"The measure of a man is what he does with power."

F.W. de Klerk Power

President, Apartheid Reformer South African Born 1936 (age 90)

"Negotiation and dialogue are preferable to confrontation and violence."

"Change is inevitable, but the direction of change is not."

"Leadership requires the courage to make difficult decisions."

"Freedom is not given; it must be earned and defended."

"Power without control is just destruction."

"Power is not about control, it's about influence"

"The world doesn't need me to be the hero. It just needs me to be dangerous."

"The claws come out when I need them to."