每一次失败都是一次宝贵的经验。
Every failure is a valuable experience.
Once made equal to man，woman becomes his superior.
The selfish gene theory is not a theory about selfishness in the everyday sense. It is a theory about the evolution of behavior.
Success is not final, failure is not fatal: It is the courage to continue that counts.
The speed of innovation determines the height of development.
如果我们致力于正确的技术，可持续的煤炭行业是可能的。