International politics is a brutal and dangerous business, and it is likely to remain that way.
国际政治是一项残酷而危险的事务，而且很可能继续保持这种状态。
The future of energy will require collaboration across industries, governments, and societies.
Confidence comes from preparation. Know your stuff inside out.
我不需要理由去做我自己。
除非有勇气远离海岸，否则你永远游不到新的地平线。