"To see what is right, and not to do it, is want of courage or of principle." The Analects of Confucius

“I see that you think more than you can express. But, if that’s the case, you must also know that you have never fully lived out your thoughts, and that isn’t good. Only the thoughts that we live out have any value. You knew that your ‘permissible world’ was only half the world, and you tried to hide away the second half from yourself, the way clergymen and teachers do. You won’t succeed! No one can do that when he has once begun to think.” Demian

One must pay dearly for immortality; one has to die several times while still alive. Ecce Homo

Good habits can make rational sense, but if they conflict with your identity, you will fail to put them into action. Atomic Habits