生活中唯一不变的就是变化，我们必须拥抱它。

译文：学习贵在实践，而非空知;贵在有用于世，而非无用之学。反对空谈，提倡经世致用。

We can’t ignore the economic role of coal, but we also can’t ignore its environmental impact.

"The past is always with us, but it doesn't have to define our future."

作家必须能够监督自己并批判自己。

The truth is a weapon, and like any weapon, it can be used for good or ill.

追求知识是一场没有终点的旅程，而这正是它令人兴奋的地方。