Who said "Jazz is a language of its own."?

This quote is attributed to Duke Ellington.

Jazz is a language of its own. - Duke Ellington

"Jazz is a language of its own."

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."