沉默就是共谋。

We are all searching for something, even if we don't know what it is.

学习和思考的时间远远多于做事的时间，这种习惯绝非偶然。

创造就是活两次。

可持续性不是一种趋势，而是我们对后代的责任。

Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.

We must build a world in which there shall be no economic domination.

在我看来，人类获得对天体事物的洞察所走的道路，几乎与这些事物本身一样值得惊叹。