I don't stop when I'm tired, I stop when I'm done.
译文:天上的风云变化无常,不可预测,人间的事情难以估量,大多互相抵触。赏析:很多事情很难得到别人的认同和理解,只要我们问心无愧,行得正,不一定要在乎别人的言辞和态度。
Reading is faster than listening. Doing is faster than watching.