No rain， no rainbow.
"A key insight in computational learning theory is that the complexity of a learning problem is determined by the complexity of the hypothesis space and the amount of data available."
合作是关键，没有任何一个实体能独自解决世界的挑战。
数学的美只向更有耐心的追随者展示。
History is not the past. It is the present. We carry our history with us. We are our history.
"Books are a form of political action. Books are knowledge. Books are reflection. Books change your mind."
理解人类认知的关键在于理解符号是如何被操作的。
兴趣是坚毅配方中第一个也是最重要的成分。
The world is a book, and those who do not read live only one life.