"The past is never dead. It's not even past."

语言是存在的家园。人在其中居住。

The will to learn is an intrinsic motive, one that finds both its source and its reward in its own exercise.

当我们发现保持不变比改变更痛苦时，我们就会改变自己的行为。后果给我们带来痛苦，激励我们去改变。