你能给予某人最伟大的礼物就是你的时间,因为你正在给予他们你生命中永远不会再回来的一部分。
The greatest gift you can give someone is your time, because you are giving them a portion of your life that you will never get back.
如果我们知道我们在做什么,那么这就不叫科学研究了;不是吗?
I've learned that you can't have everything and do everything at the same time.