一个人对自己限制得越多，他就越接近无限。

我明白了有时候你必须勇敢一点。

Change doesn't happen overnight, but every step forward is a step in the right direction.

The art of competing, I’d learned from track, was the art of forgetting, and I now reminded myself of that fact. You must forget your limits. You must forget your doubts, your pain, your past.

煤炭的未来在于更清洁的技术和更智能的资源管理。