The true teacher defends his pupils against his own personal influence.
希望是让我们继续前进的东西,即使道路黑暗。
The only way to get better is to keep doing it.
A writer is a mirror reflecting the world's complexities.
煤炭的未来不在于过去,而在于创新和可持续性。
有时候问题很复杂,但答案却很简单。