Who said "The main thing to do is swing, that's the principal thing."?

This quote is attributed to Duke Ellington.

The main thing to do is swing, that's the principal thing. - Duke Ellington

"The main thing to do is swing, that's the principal thing."

Duke Ellington Music

Jazz Composer Pianist American 1899–1974

"Music is my life, it's my soul, it's everything I do in this world."

"Do not fear mistakes. There are none."

"A wise man doesn't give the right answer, he poses the right question."

"There are simply two kinds of music, good music and the other kind."

"Music is the language of the soul."

"My music comes from my heart."

"Music transcends all language barriers."

"Music is the universal language of love."