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.
The average man’s life consists of: Twenty years of having his mother ask him where he is going, Forty years of having his wife ask the same question; and at the end, the mourners wondering too.
Onecomes to believe whatever one repeats to oneself sufficiently often, whetherthe statement be true or false. It comes to be dominating thought in one'smind.