机器学习中的挑战不仅仅是发现数据中的模式，而是发现能够推广到新的、未见过的数据的模式。
Ah, make the most of what we yet may spend, Before we too into the Dust descend; Dust into Dust, and under Dust to lie, Sans Wine, sans Song, sans Singer, and—sans End!
Popularity is the crown of laurel which the world puts on bad art. Whatever is popular is wrong.
经过无数代人的努力，你才达到了现在的水平。也许需要一点感激之情。如果你要坚持让世界按你的方式弯曲，你最好有自己的理由。
"I never guess. It is a shocking habit—destructive to the logical faculty."