The most profound technologies are those that disappear. They weave themselves into the fabric of everyday life until they are indistinguishable from it.

The simplicity of nature is not to be measured by that of our conceptions.

成人必须给幼儿提供活动的空间。

Survival is not about being fearless. It’s about making a decision, getting on and doing it, because you have to.

最大的智慧就是知道自己。

我相信美国的长期增长。