Who said "Money was never my motivation—excellence was."?

This quote is attributed to Wilt Chamberlain.

Money was never my motivation—excellence was. - Wilt Chamberlain

"Money was never my motivation—excellence was."

Wilt Chamberlain Money

Professional Basketball Player American 1936–1999

"Nobody roots for Goliath."

"Be the best version of yourself, not the second best version of someone else."

"I am Wilt Chamberlain. Nobody has ever worked harder than me."

"Everybody pulls for David, nobody roots for Goliath."

"Money is important, but it's not everything"

"Money doesn't buy happiness, but it buys things that make you forget you're unhappy."

"Money isn't everything."

"Money is meaningless without purpose."