Paul Robeson (1898 – 1976) was a multi-talented man and this article lays it all out.
"Paul Robeson thinks of himself as conclusive proof that there is no such thing as a backward race. Given a few generations of equal opportunities, he believes, any people - Eskimos, Malayans, Fijians or the Untouchables of India - can produce as talented statesmen, scientists, educators, inventors and artists as the whites."
- from Amazon: