数学的美只向更有耐心的追随者展示。

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.

Kindness can be a revolutionary act in a world that often rewards selfishness.

Take one simple thing — almost anything — but take it extremely seriously， as if it was the only thing in the world， or maybe the entire world is in it — and by taking it seriously you’ll light up the sky.

I declare: freedom is the ultimate goal of life.