“The great secret of success is to go through life as a man who never gets used up.”
Albert Schweitzer (1875–1965) French-German physician, theologian, musician and philosopher
Memoirs of Childhood and Youth (1924)
Variant: A great secret of success is to go through life as a man who never gets used up.
Context: The great secret of success is to go through life as a man who never gets used up. That is possible for him who never argues and strives with men and facts, but in all experience retires upon himself, and looks for the ultimate cause of things in himself.