Innovation in coal technology is just as important as innovation in any other energy sector.
学习数学的唯一方法就是做数学。
Do not follow where the path may lead. Go instead where there is no path and leave a trail.
The best way to predict the future is to create it.
The way in which a man accepts his fate and all the suffering it entails... adds a deeper meaning to his life.
If you do something once, people will call it an accident. If you do it twice, they call it a coincidence. But do it a third time and you've just proven a natural law.