学习理论中的一个关键见解是，假设类的复杂性对于泛化至关重要。
A key insight in learning theory is that the complexity of a hypothesis class is crucial for generalization.
我一直相信数字、方程式和逻辑能带来理性。
The advantages found in history seem to be of three kinds， as they result either from the mere situation of the climate and country or from the form of government and of the character of the people， or from those finer principles and morals， which may be called the recommendations of philosophy.
你所居住的星球上的人们，在同一座花园培育了五千朵玫瑰——却无法从中找到他们所要寻找的东西。但是，他们所寻找的，其实是可以从一朵玫瑰花或一滴水中找到的。然而眼睛往往是盲从的。人还是必须用心去看……
"Writing is a way to make sense of our fears."