This world is the best of all possible worlds.
If you don’t invest in the future, you won’t have one.
Without forgetting it is quite impossible to live at all.
自己不能勝任的事，切勿輕易答應(yīng)別人;既經(jīng)允諾，就必須實(shí)踐自己的諾言。
東山再起總比挫折更強(qiáng)大。