Here "lives for himself" means to live only to please oneself. Alternate translation: "None of us should live merely to please himself" (See: [[rc://en/ta/man/translate/figs-explicit]])
Here "dies for himself" means to die only to please oneself. Alternate translation: "None of us should die merely to please himself" (See: [[rc://en/ta/man/translate/figs-explicit]])