The value and utility of any experiment are determined by the fitness of the material to the purpose for which it is used.

To study the mind is to study adaptation in action; every thought is a tool for living.

A literatura é a arte de transformar palavras em sentimentos.

The joy of discovery is what keeps scientists going.

领导力就是为你所带领的人带来清晰的方向。

有些事情发生了却没有留下可察觉的痕迹，没有被谈论或记录下来，尽管如果说后续事件漠不关心地继续下去，就好像这些事情从未发生过一样，那是非常错误的。

亲代投资是理解两性交配策略差异的关键。

写作就是抵抗。

我不害怕冒险，因为我知道那正是成长发生的地方。