A tranquil mind is the source of health.

Technology is nothing.What’s important is that you have a faith in people， that they’re basically good and smart， and if you give them tools， they’ll do wonderful things with them.

"The past is always present, it's just that sometimes it's more present than at other times."

最大的智慧是知道自己一无所知。

正直就是在没人看的时候做正确的事。

对付不自由世界的唯一方法就是变得绝对自由，以至于你的存在本身就是一种反抗。

金钱不会改变人，而是揭露他们。