1. A fall into the pit, a gain in your wit. 吃一堑，长一智。2. An apple a day keeps the doctor away. 一日一个苹果，身体健康不求医。3. A young idler, an old beggar. 少壮不努力，老大徒
The man with a new idea is a crank until the idea succeeds.( Mark Twain )具有新想法的人在其想法被接受之前是怪人。（马克吐温）The greater the man, the more restrained his anger.