Without self knowledge, without understanding the working and functions of his machine, man cannot be free, he cannot govern himself and he will always remain a slave.
G. I. GurdjieffIt is the same with everything else, with food, with pleasures, with sleep; with everything there is a limit to what is necessary. After this "sin" begins. This is something that must be grasped, a "sin" is something which is not necessary.
G. I. Gurdjieff