Whatever you're meant to do, do it now. The conditions are always impossible.
外交的目标是建立稳定的国际关系,以促进全球和平、繁荣和可持续发展。
最伟大的定理是那些揭示隐藏联系的定理。
科学的进步始于对常识的质疑。
I was never really insane except upon occasions when my heart was touched.