挑战在于用最少的东西表达最多的内容。
The world needs reliable energy, and coal still plays a critical role in providing it.
最大的风险是世界在变化时我们停滞不前。
Most man rather deny the turth than face it.
我不怕死,我怕没尝试过。
恐惧是大多数政府的基础。