The stranger is close to us, insofar as we feel between him and ourselves common features of a national, social, occupational, or generally human, nature. He is far from us, insofar as these common features extend beyond him or us, and connect us only because they connect a great many people.

人工智能的关键在于理解如何构建能够从数据中学习的系统。

别相信你听到的任何事情，看到的也只信一半。