Curiosity is the engine that drives scientific progress.
The talent for being happy is appreciating and liking what you have, instead of what you don't have.
革命道德不是从天上掉下来的。它是在日常斗争中培养，在革命活动中锤炼的。
争论的焦点不是“煤炭 vs. 可再生能源”，而是转型期间如何整合两者。
The development of modern culture is characterized by the predominance of what one might call the objective spirit over the subjective spirit.
Pain is temporary. It may last a minute, or an hour, or a day, or a year, but eventually it will subside and something else will take its place. If I quit, however, it lasts forever.