译文：想要看清一个人，应当看看他交的是什么朋友。

If a problem cannot be solved， enlarge it.

When survival is the daily agenda, long-term planning becomes a luxury.

我们创造的空间必须滋养灵魂和身体。

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.