我们理解的两个操作,直觉和演绎,是我们获取知识时必须依赖的。
我们征服的不是山,而是我们自己。
The truth is, I don't know what I would have done without mathematics.
我是一个完美主义者。我几乎永远不满足。我觉得有很多事情我可以改进。
You’ll get 10x better results by elevating good behavior rather than punishing bad behavior, especially in children and animals.
A whole stack of memories never equal one little hope.