光是建筑的灵魂。

It is only shallow peoplewho require years to get rid of an emotion. A man who is master of himself, can end a sorrow as easily as he can invent a pleasure.

To understand the present, we must dig into the past.

The truth is at once simpler and more complicated.

CRISPR提醒我们，大自然是最伟大的创新者。