The discovery of stars orbiting the supermassive black hole at the galactic center was a turning point in astrophysics.

言语是唯一能永恒的东西。

Every mathematical problem has a solution, but not every solution is immediately apparent.

领导力不是掌控；而是关心那些你负责的人。

金钱的损失是所有损失中最小的，但信心的损失是最大的。

Space and light and order. Those are the things that men need just as much as they need bread or a place to sleep.

我们表现得好像舒适和奢华是生活的主要需求，而其实让我们快乐的唯一需要是有点热情。