无人机行业的发展，最终是为了服务人类，而不是替代人类。

All good writing is swimming under water and holding your breath.

The most important political development of the modern era is the rise of the modern state.

译文：明年的今天，你一定能登上青云高处(指金榜题名)，到那时再笑看人间举子们为功名忙碌奔波的样子吧。

I think fashion is really important because it's a way of expressing yourself without having to say anything.

数学的本质在于它的自由。

对于已经发生的事，感谢它；对于将要发生的事，说“是”！