如果你无法向非科学家解释你的化学研究,说明你理解得还不够深入。
I'm a woman and I'm a Latina, and those are two stubborn combinations.
It always seems impossible until it's done.
The past is a foreign country; they do things differently there.
人类行为的首要原则是,一个人会做他认为能满足自己欲望的事情。