释义：过于强硬的弓弦容易断裂，过于锋利的刀口容易受损。惹祸往往是因为多嘴多舌，招致灾祸多是因为心肠狠毒。

The past is never dead. It's not even past.

你不能害怕那些想要伤害你的人，因为如果你畏惧生活，你就永远不会真正地活过。

爱一个人就是要懂得如何失去他们。

我们不能忽视煤炭的经济作用，但也不能忽视其环境影响。

The key to successful investing is to have a clear understanding of the risks and rewards, a disciplined approach, a long-term perspective, and a strong understanding of the fundamentals.