The thought of death should usher us towards whatever happens to matter most to us; it should lend us the courage to pursue the way of life we value in our hearts.

Intelligence plus character – that is the goal of real education

I can’t relate to lazy people. We don’t speak the same language. I don’t understand you. I don’t want to understand you.

预测未来的最好方法就是创造未来。

最小作用量原理是物理学的一个统一原理。