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."

质量不是希望；它是一种结果。

The great powers are always searching for opportunities to gain power at the expense of their rivals, and they will use force if they believe it will bring them strategic advantage.

我现在确信理论物理学实际上是哲学。

The growth of an enterprise is a process of continuous trial and error.