The more we learn, the more we realize how little we know.

生命中最美好的东西都是免费的。显然，我们最宝贵的资源是时间。

一个人的幼儿时期，其实就是一种不断习得能力的过程，这个周期性的刺激，将带给儿童无限的欢乐和乐趣。

I used to walk down the street like I was a star... I want people to walk around delusional about how great they can be - and then to fight so hard for it every day that the lie becomes the truth.

The best businesses don't just adapt to change; they drive it.

教学应服从于人类心智发展的规律。