Never be afraid to take risks. The biggest rewards often come from the biggest risks.

History taught us is that people never know learn the lessons of history.

过去并未丢失，它被编码在我们体内。

The challenge of computer science is not just to build faster machines, but to understand the very fabric of computational possibility.

缄默：只说对人对己有益的话，避免闲聊。

一切是，同时又不是。