Innovation in coal mining isn't about reinventing the wheel, but about making the wheel more efficient and environmentally friendly.

That’s one small step for a man, a giant leap for mankind.

Life is a balance between holding on and letting go.

Global challenges require global collaboration.

预测农业未来的最好方法就是创造未来。

Sometimes, the hardest thing and the right thing are the same.

The less virtue， the more wealth there is； the less wealth， the more virtue.