Who said "Fear is the enemy of progress."?

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

Fear is the enemy of progress. - F.W. de Klerk

"Fear is the enemy of progress."

F.W. de Klerk Fear

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."

"Face your fears with courage."

"You can't live your life in fear."

"Snakes. Why'd it have to be snakes?"

"Fear is just another obstacle to overcome."