认知地图不是头脑中的一幅图或模型，而是环境的动态变化表征。
The cognitive map is not a picture or a model in the head, but a dynamic, changing representation of the environment.
In the end, we will remember not the words of our enemies, but the silence of our friends.
有人因为我不像他们而轻视我、贬低我，但这并没有阻止我。
我从不写政治歌曲，歌曲拯救不了世界，我已经看透了一切。
每个人都有不为世人所知的秘密悲伤；我们常常称一个人冷漠，其实他只是悲伤。
The hours of folly are measured by the clock, but of wisdom: no clock can measure.