Who said "You must believe in yourself when no one else does."?

This quote is attributed to Wilt Chamberlain.

You must believe in yourself when no one else does. - Wilt Chamberlain

"You must believe in yourself when no one else does."

Wilt Chamberlain Faith

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."

"Faith guides me through difficult times."

"Faith is believing when you can't see."

"You have to believe in something, or you'll fall for anything."

"Faith in God and in each other is what sustains us"