The problem isn't that Johnny can't read. The problem isn't even that Johnny can't think. The problem is that Johnny doesn't know what thinking is; he confuses it with feeling.

种树的最佳时间是二十年前，其次是现在。

你不能仅仅因为情况不理想就放弃某人。

世界是一个谜，我们都是侦探。

生命是一首未完成的诗。

Learning is any change in a system that produces a more or less permanent change in its capacity for adapting to its environment.

我不过是时间记忆中的一道伤口。