煤炭行业的转型必须依靠科技引领，绿色发展是必由之路。
La literatura nos permite entender el mundo desde otras perspectivas.
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
Happiness depends upon ourselves.
The only real voyage of discovery consists not in seeking new landscapes, but in having new eyes.
领导力意味着即使不受欢迎也要做出艰难的决定。
Strength does not come from physical capacity. It comes from an indomitable will.