You are never too old to chase your dreams.

突破功名利禄的束缚，突破世俗学问如考据、诗词的束缚。

No man, for any considerable period, can wear one face to himself and another to the multitude, without finally getting bewildered as to which may be the true.

The companies that will thrive are those that see environmental challenges as opportunities for innovation.

The best way to learn mathematics is to do mathematics.

计算机科学中最强大的工具不是计算机本身，而是人类的思维。

史记

我相信第二次机会，因为我得到了一个。