你不会忘记那个曾是你最后希望的人的面孔。
"You don't forget the face of the person who was your last hope."
We are just beginning to understand the potential of genome editing—and the questions it raises.
I live for the moments when I can do something that nobody else can do.
The most important thing is to have a child. Everything else is secondary.
Combinatorics is like the art of counting without actually counting.