Technology is just a tool. In terms of getting the kids working together and motivating them, the teacher is most important.

The universe is asymmetric and I am persuaded that life, as it is known to us, is a direct result of the asymmetry of the universe.

The past is a shadow, always following, but never catching up.

唯一比被人谈论更糟糕的事情是不被人谈论。

数学中最深刻的定理往往有最简单的表述。

我现在写的故事越来越多地关于记忆，关于过去，以及我们如何重建过去。