宇宙是一个相当大的地方。如果只有我们,那似乎是对空间的极大浪费。
It's not about being the first woman, it's about being a good mathematician.
The Milky Way’s black hole is our closest laboratory for studying extreme gravity.
在空无一物的地方,一切皆有可能。在有建筑的地方,其他可能性都不存在。