The only limits you have are the limits you believe.

Hope is what enables us to keep going in the face of adversity.

There is no such thing as a quality problem. There are only problems, and the solutions to those problems may involve quality considerations.

煤炭的未来在于平衡传统与技术。

如果你想走得快，独自前行；如果你想走得远，结伴同行。