Who said "All this music business isn't as hard as it sounds"?

This quote is attributed to Louis Armstrong.

All this music business isn't as hard as it sounds - Louis Armstrong

"All this music business isn't as hard as it sounds"

Louis Armstrong Work

Jazz Trumpeter Vocalist American 1901–1971

"What we play is life"

"If you have to ask what jazz is, you'll never know"

"I think we have only one life and life is now"

"Music is life itself. What would this world be without good music"

"Hard work never killed anybody."

"Work with purpose and integrity."

"Hard work pays off in the end."

"A man's gotta do what a man's gotta do."