感叹蔡泽当年壮志难酬，才去找唐举来解决问题。知道天道微妙难以捉摸，要跟随渔夫同享山水乐。

过去总是存在于我们的故事中，塑造着我们看待未来的方式。

知道自己不知道什么比聪明更有用。

I'm not afraid to take a stand. Everybody, come take my hand. We'll walk this road together, through the storm. Whatever weather, cold or warm.

The complexity of a learning problem is often determined by the size and structure of the hypothesis space.

比被人谈论更糟糕的是不被谈论。