The art of education must be to bring the child to the point where he can educate himself.
教育的艺术必须是引导孩子达到能够自我教育的程度。
Success is not about the money or the fame, it's about being happy with what you're doing.
Learning from failure is more valuable than celebrating success.
The best way to learn mathematics is to do mathematics.
在权威人士错误的问题上坚持正确是危险的。
We have a responsibility to future generations to leave the planet in better shape than we found it.