自然界和道德世界是人类理性关注的双重对象。

我们都是由星尘构成的，通过物理学，我们试图理解我们的起源。

If oxen and horses and lions had hands and could paint with their hands and produce works of art as men do, horses would paint the forms of the gods like horses, and oxen like oxen, and they would make their bodies in accordance with the form that each species itself possesses.

我们要做的是让电池更安全、更高效、更环保。

The actions of men are the best interpreters of their thoughts.

The mind is a dynamic system of processes.

我不认为每个人都应该成为数学家，但我确实相信许多学生没有给数学一个真正的机会。