假设生活会非常艰难，然后问自己能否承受。如果答案是肯定的，你就赢了。

勇气不是没有恐惧，而是战胜恐惧。

The present state of the system of nature is evidently a consequence of what it was in the preceding moment, and if we conceive of an intelligence which at a given instant comprehends all the relations of the entities of this universe, it could state the respective positions, motions, and general effects of all these entities at any time in the past or future.

我总是试图在平凡中找到非凡。

实现明天的唯一限制是我们今天的疑虑。