思想的清晰性是通往哲学真理的第一步。
I don't do things for the response or the controversy. I just live my life.
历史不仅仅是过去的事情,它也是现在的镜子。
You can't manage what you don't measure, and you can't improve what you don't manage.
我年轻时领略过一种高尚的情操,我至今不能忘掉,这是我的烦恼。