"The world is full of magic things, patiently waiting for our senses to grow sharper."

"Understanding the immune system is understanding the key to unlocking new cancer therapies."

If you're not stubborn， you'll give up on experiments too soon. And if you're not flexible， you'll pound your head against the wall and you won't see a different solution to a problem you're trying to solve.

没有自由，美德就无法存在。

如果没有冬天的寒冷来赋予它甜蜜，夏天的温暖又有什么好处呢？