I never buy a stock unless I can see a clear path to a 50% return.

Collaboration is key to solving the complex energy challenges we face today.

UNIX is very simple, it just needs a genius to understand its simplicity.

每个故事都是一次旅程，每次旅程都会改变旅行者。

真空不仅仅是空的空间，而是一个具有自身物理特性的复杂实体。