什么人背后不被人说，又有谁在别人面前不去议论人呢？

The structure of the international system forces states to behave in certain ways, regardless of their internal characteristics.

I'm not a day, I'm a night.

All who joy would win must share it. Happiness was born a twin.

Change is the essence of life. Be willing to surrender what you are for what you could become.