你遇见的每一个人，都对某些你一无所知的东西了如指掌。你要做的就是去发现那是什么东西，当然那并不会很明显。

海洋养育了数十亿人，我们有责任在开发其潜力的同时保护它。

The most exciting aspect of catalysis is the endless possibilities it offers for discovery and innovation.

未经审视的生活不值得过。

童年转瞬即逝，但一本好书可以让它停留得更久一点。

The international system is inherently competitive, and states are constantly trying to outmaneuver each other.

War is an ugly thing， but not the ugliest of things: the decayed and degraded state of moral and patriotic feeling which thinks that nothing is worth a war， is much worse.

图书馆是一个过去、现在和未来相遇的地方。