唯一值得称道的自由是追求我们自己的利益的自由方式，只要我们不试图剥夺别人的利益或妨碍他们获得自己的利益。
The only freedom which deserves the name is that of pursuing our own good in our way， so long as we do not attempt to deprive others of theirs or impede their efforts to obtain it.
我不想成为名人。我想成为记忆。
数学的力量在于它简化复杂事物的能力。
天地没有偏爱，对待万物像对待草扎的狗一样；圣人也没有偏爱，对待百姓也像对待草扎的狗一样。
The pursuit of knowledge is endless, and that’s what makes it exciting.
"The truth is rarely pure and never simple."
