The rat in the maze is not just learning a series of turns, but is building up a cognitive map of the whole situation.

If liberty means anything at all, it means the right to tell people what they do not want to hear.

我不是超级巨星，我只是为星星歌唱的人。

"Books are the quietest and most constant of friends; they are the most accessible and wisest of counselors."

我要在宇宙中留下痕迹。