Who said "Be yourself; everyone else is already taken."?

This quote is attributed to Eddie Cantor.

Be yourself; everyone else is already taken. - Eddie Cantor

"Be yourself; everyone else is already taken."

Eddie Cantor

Vaudeville Comedian American 1892–1964

"The only way to look young is to work."

"If you want to be happy, be."

"Life is a great big canvas, and you should throw all the paint on it you can."

"The world is full of people willing to do nothing."