The spread of liberal democracy around the world is not inevitable, but it is the most likely outcome.
知识是灵魂的粮食。
The language of cells is written in molecules and forces.
语言是思想的皮肤。
伟大的事情总是简单，最伟大的事情只有一个词：自游，正义，荣誉，责任，仁慈，希望。
The best way to find out if you can trust somebody is to trust them.