We must keep learning to keep up with the times.

死并非生的对立面，而作为生的一部分永存。

The key to trading success is to have a solid understanding of market dynamics.

二十世纪最后二十五年最显著的发展是世界看似强大的独裁政权核心的巨大弱点被揭示。

文学之美在于其超越时空的能力。

If you're not stubborn， you'll give up on experiments too soon. And if you're not flexible， you'll pound your head against the wall and you won't see a different solution to a problem you're trying to solve.

【译文】我每天多次省察我自己：为别人做事有没有尽力，和朋友交往有没有不真诚，教别人的东西自己有没有研习好。