Learning is the process of modifying symbolic structures to improve performance.

每本小说都是一段旅程，对作者和读者都是如此。

我不是那种会让我的忠诚动摇的人。

A thriving forest is the ultimate measure of success.

People always say that you can't please everybody. I think that's a cop-out. I think if you work hard enough, you can please everybody.

民主的未来取决于其适应新挑战和自我更新的能力。

——凯文·史密斯回忆与斯图尔特的合作经历。