专制制度就像地狱一样，并不容易战胜，但我们可以安慰的是：斗争越艰巨，胜利将越光荣。

The future of mining lies in balancing economic growth with environmental stewardship.

安全是石油行业的生命线，任何时候都不能放松。

Sometimes we get sad about things and we don’t like to tell other people that we are sad about them. We like to keep it a secret. Or sometimes, we are sad but we really don’t know why we are sad, so we say we aren’t sad but we really are.