年龄不是指你活了多久，而是指你感觉自己有多老。

The future of coal depends on our ability to innovate and reduce its environmental impact.

If you can look into the seeds of time, And say which grain will grow and which will not, speak then to me, who neither beg nor fear Your favours nor your hate.

眼界要开阔，就要游鉴名山大川；度量应宏大，须得熟读经史典籍。