定义属于下定义的人，而不属于被定义的人。

The individual is reduced to a negligible quantity, perhaps less in his consciousness than in his habits and in the unconscious adjustments of his life.

你能给予他人的最伟大的礼物是你的时间和你的声音。

The Langlands program is a vision of how mathematics could be unified in a single framework.

可持续发展不是一种选择，而是我们对后代的责任。

无人机最激动人心的应用还没有被发明出来。