如果你想要真正的和平，就必须从孩子开始。

The computer is a tool, not a substitute for thinking.

思维在于设想、实现结构特征和结构要求。

The number one benefit of information technology is that it empowers people to do what they want to do. It lets people be creative. It lets people be productive. It lets people learn things they didn't think they could learn before, and so in a sense it is all about potential.

Becoming fearless isn't the point. That's impossible. It's learning how to control your fear, and how to be free from it.