如果你想飞翔,就必须放弃拖累你的东西。
Give the pupils something to do, not something to learn; and the doing is of such a nature as to demand thinking; learning naturally results.
人生最大的幸福是确信我们被爱;因我们自身而被爱,或者更确切地说,尽管我们自身而被爱。