Who said "A good musician is always learning."?

This quote is attributed to Miles Davis.

A good musician is always learning. - Miles Davis

"A good musician is always learning."

Miles Davis Education

Jazz Trumpeter Composer American 1926–1991

"Do not fear mistakes. There are none."

"Man, sometimes it snows in April."

"If you understood everything I said, you'd be me."

"Don't play what's there, play what's not there."

"Education opens doors."

"Education opens doors to endless possibilities."

"I ain't got the education you got, bub."

"You can't put a price on history."