银河系中心是强引力下的一个独特的自然实验。
Exile is not just a geographical concept; you can be an exile in your own country, in your own family, in your own skin.
"You can't always be happy, but you can always be brave."
Sustainability must be at the core of everything we do in the chemical industry.
在代数中，两个量的相等性通过方程来表达。
A good system design is one that makes it easy to do the right thing and hard to do the wrong thing.
一个好的系统设计是使做正确的事情变得容易，做错误的事情变得困难。
如果你能梦想它，你就能做到它。