如果你把自己看的很轻,你就会飞的更高!
要从最基本层面理解化学,我们必须观察分子中电子的舞蹈。#
The only thing that overcomes hard luck is hard work.
Don't bother just to be better than your contemporaries or predecessors. Try to be better than yourself.
不再年轻的乐趣在于你可以享受事物而不必占有它们。