理解复杂系统的行为需要一种新的思维方式，一种接受不确定性和不可预测性的思维方式。
遗忘是失去自己的一部分，而记住则是让它继续存在。
慈善始于家庭，正义始于邻里。
The true artist will let his wife starve, his children go barefoot, his mother drudge for his living at seventy, sooner than work at anything but his art.
My goal is not to defeat others but to surpass myself.
不懂装懂，这是最愚蠢之举；无事而自寻烦恼，这是命中福浅。
如果一个社会中的大部分成员贫穷而悲惨，那么这个社会就谈不上繁荣幸福。
I’m not a role model, I’m just a guy who made it.
In a state, the liberty of one citizen is a menace to the liberty of another.