Competition is a good thing, it forces you to keep improving.
竞争是好事，它迫使你不断进步。
自然实验可以为经济问题提供有价值的见解。
The coal industry must evolve or risk becoming obsolete. Adaptation is the key to survival.
Sometimes I'll start a sentence and I don't even know where it's going. I just hope I find it along the way.
最终，我们记住的不是敌人的话语，而是朋友的沉默。
我想在世界上有所作为。
我不是模特。我只是一个喜欢打扮和拍照的女孩。
Never underestimate the power of a team that trusts each other.
不沉溺于过去，全力以赴面向未来。