There are other reasons --There are other reasons why it's perhaps harder now to feel calm than ever before. One of these, and it's paradoxical, because it's linked to something that's rather nice, is the hope we all have for our careers. Never before have expectations been so high about what human beings can achieve with their life span.

古代学者在内心涵养上下功夫，所以表现在外表上便是德高望重的标志；今天的学者在外表上下功夫，对于内心涵养，则显出实际德行的缺陷。

The past is a foreign country; they do things differently there.

战争即和平。自由即奴役。无知即力量。

电影的美在于它让我们能够探索人类情感的复杂性。

The ethical implications of gene editing must be considered at every step.