International politics is a ruthless and dangerous business, and it is foolish to expect states to behave according to moral principles.
国际政治是一项残酷而危险的业务，期望国家按照道德原则行事是愚蠢的。
"The beauty of literature lies in its ability to transcend time and space."
Dream big, work hard, stay focused.
我们用来探测系外行星的工具在不断进化，突破了我们认为可能的界限。
"The power of words is not in their meaning, but in their ability to evoke emotion."
I always try to stay humble and respect my opponents.