The worst prison is not the one with walls and bars, but the one in our minds.

学习问题的复杂性通常由假设空间的大小和结构决定。

The poet is the guardian of human emotions.

For in the final analysis, our most basic common link is that we all inhabit this small planet. We all breathe the same air. We all cherish our children's futures. And we are all mortal.

一个敢于浪费一小时时间的人，尚未发现生命的价值。

我不把任何事情视为理所当然。现在我只有好日子和伟大的日子。