释义：勇敢的人敢闯天下，什么事情都能做成；过于谨慎的人却处处束手束脚，一步也难以前行。
Innovation is not an option; it's a necessity for the survival of the coal industry.
历史总是由胜利者书写，但失败者的声音同样重要。
It is not because certain things are difficult that we do not dare;it is because we do not dare that things are difficult.
尘土承受屈辱，却以鲜花来回报。
To truly understand the cosmos, we must first understand the smallest particles that make it up.
