数学不仅仅是关于数字、方程、计算或算法：它是关于理解的。

I raised my kids to be independent—just like me.

I can never be safe; I always try and go against the grain. As soon as I accomplish one thing, I just set a higher goal. That’s how I’ve gotten to where I am.

创意不是为了不同而不同，而是为了建立有意义的联系。

可持续发展已不再是一种选择，而是我们对后代的责任。

拥有而不需要，总比需要而没有好。

The idea that higher wages necessarily lead to fewer jobs is too simplistic.