Who said "Happiness is not found; it is created through action."?

This quote is attributed to Jack London.

Happiness is not found; it is created through action. - Jack London

"Happiness is not found; it is created through action."

Jack London Happiness

Novelist American 1876–1916

"The proper function of man is to live, not to exist."

"I would rather be ashes than dust."

"You can't wait for inspiration. You have to go after it with a club."

"The wise man doesn't give the right answers, he possesses the right questions."

"Babalú!"

"My greatest joy is making people smile."

"Laughter and love make a home."

"The best things in life are free."