理解宇宙不仅需要智慧，还需要想象力。

没有道德的效率只是短期的成功。

I’m not perfect, and I don’t pretend to be.

There is nothing in the world so irresistibly contagious as laughter and good humor.

The work of art is already within the block of marble. I just have to chisel away the superfluous material.

自由是精神的最高境界。

书籍是反映我们恐惧的镜子。