Who said "The power of ideas cannot be defeated by physical force."?

This quote is attributed to Oliver Tambo.

The power of ideas cannot be defeated by physical force. - Oliver Tambo

"The power of ideas cannot be defeated by physical force."

Oliver Tambo Philosophy

Anti-apartheid Leader, Politician South African 1917–1993

"The struggle is my life. I will continue fighting for freedom until it is won."

"Unity is strength. Division is weakness."

"An ideal is not as ideal unless it is universal."

"We must never give up the fight for justice, no matter how long it takes."

"I've seen the worst humanity has to offer."

"Sometimes I wonder if the world is worth saving."

"Every choice shapes our destiny."

"Order is the foundation of a good life."