When you can't go back, you have to worry only about the best way of moving forward.

I don't try to time the market. I just try to buy stocks that are undervalued.

 One foul sentence does more hurt than many foul examples. For these do but corrupt the stream；the other corrupt the fountain.

我们不仅对我们所做的负责，也对我们没有做的负责。

Dead men are heavier than broken hearts.

计算的力量不仅在于解决问题，还在于其解决问题的优雅和效率。