译文：与其在生病后去求取药物，不如在生病前做好自我的预防。赏析：任何事都要提前谋划，防患未然，事到临头才不会手忙脚乱。平时不烧香，临时抱佛脚是没有用的。

The spirit of a man is the most valuable thing in the world.

The trade-off between bias and variance is a fundamental concept in machine learning.

Beware of the Turing tar-pit in which everything is possible but nothing of interest is easy.

书是一个永远不会评判你的朋友。