我们不能总是选择我们所面临的问题，但我们总是能够选择对问题的回应。

The deeper the silence, the louder the voice within.

The beauty of mathematics only shows itself to more patient followers.

It is hard to imagine a more stupid or more dangerous way of making decisions than by putting those decisions in the hands of people who pay no price for being wrong.

Persistence is very important. You should not give up unless you are forced to give up.

过去是一种已经发生的未来。