Diplomacy is to make your enemy your friend, not to make your friend your enemy.

色彩是我整日的痴迷、快乐和折磨。

Liberal democracy may constitute the "end point of mankind's ideological evolution" and the "final form of human government," and as such constituted the "end of history."

The most glorious moments in your life are not the so-called days of success, but rather those days when out of dejection and despair you feel rise in you a challenge to life, and the promise of future accomplishment.

The world needs science, and science needs the world.