There is no perfection only life.

自然规律是亘古不变的，不会因尧的仁德而存在，不会因桀的暴虐而消亡。

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

解释：闭目塞听，不去思考，不登高博览远望的人，和死人是一类的啊！