They are not monuments, but footprints. A monument only says, 'At least I got this far,' while a footprint says, 'This is where I was when I moved again.'

无人机的未来属于那些敢于梦想并付诸行动的人。

The problem of modern society is it turns the whole world into a school. Everybody's wearing jeans, everybody's the same. And yet, they're not. So there's a spirit of equality combined with deep inequality, which can make for a very stressful situation.

Every discovery we make brings us one step closer to understanding the fundamental laws of the universe.

最强者也不能总是强大得足以永远作主人，除非他能把力量转化为权利和服从的义务。

世界是一个伟大的花园，我们是其中的花朵。

The dead are more faithful than the living. They do not change.