He walked out in the gray light and stood and he saw for a brief moment the absolute truth of the world. The cold relentless circling of the intestate earth. Darkness implacable. The blind dogs of the sun in their running. The crushing black vacuum of the universe. And somewhere two hunted animals trembling like ground-foxes in their cover. Borrowed time and borrowed world and borrowed eyes with which to sorrow it.

The mind is not a mirror of the world, but an instrument for dealing with it.

教育最重要的成果是帮助学生成为独立思考者。

The more you know, the less you need.

任何艺术的成功都取决于表达自己的能力。