Anxiety is essential to the human condition. The confrontation with anxiety can relieve us from boredom， sharpen the sensitivity and assure the presence of tension that is necessary to preserve human existence.
忧虑是人们生存的重要条件。与忧虑的正面交锋可以为我们驱赶厌倦感，使我们的感觉更加敏锐，并且保持人类生存所必须的压力。
中国的崛起和俄罗斯的复兴挑战了自由民主是唯一可行的政府形式的观念。
We need to ensure that the Internet remains open and accessible to all.
The only way to discover the limits of the possible is to go beyond them into the impossible.
煤炭研究和DNA工作同样重要。
The curious paradox is that when I accept myself just as I am, then I can change.
我不知道。有时候当我感觉快哭出来的时候，往往会演变成一种几乎想笑的冲动。那一定是我当时的真实感受，因为我笑了，几乎咯咯咯地笑了。
"Children's books should be both a mirror and a window."