Who said "The pursuit of truth is itself a spiritual act."?

This quote is attributed to Oliver Tambo.

The pursuit of truth is itself a spiritual act. - Oliver Tambo

"The pursuit of truth is itself a spiritual act."

Oliver Tambo Truth

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."

"Lucy, you got some 'splainin' to do!"

"You must always be honest with the people you love."

"Truth always comes out in the end."

"Honesty is always the best policy."