People are always blaming their circumstances for what they are. I don't believe in circumstances. The people who get on in this world are the people who get up and look for the circumstances they want, and, if they can't find them, make them.
我们从这样的假设开始：任何学科都可以以某种智力上诚实的形式有效地教给处于任何发展阶段的任何孩子。
自由竞争是提高经济效率和创造繁荣的重要手段。
生命不是一种问题需要被解决，而是一种现象需要被经历。
The greatest illusion of all is the illusion of separation.