Bythree methods we may learn wisdom: first, by reflection, which is noblest;second, imitation, which is easiest; and third by experience, which is thebitterest.
We cannot always control our thoughts, but we can control our words, and repetitionimpresses the subconscious, and we are then master of the situation.
The reasonable man adapts himself to the world; the unreasonable one persists in trying to adapt the world to himself. Therefore, all progress depends upon the unreasonable man.