挑战在于让不可见的东西变得可见。

PAC学习框架提供了一种正式的方法来分析学习算法的效率和有效性。

The only thing standing between you and your goal is the story you keep telling yourself as to why you can't achieve it.

对付一个不自由的世界的唯一方法，就是变得如此绝对自由，以至于你的存在本身就是一种反抗。

Anarchy is the permissive cause of war; it creates an environment in which states have to rely on self-help to ensure their survival.

我创作得越多，就越发现自己。