The pursuit of knowledge is a journey without end, but every step forward is a victory.

History does not repeat itself, but it recurs in different forms.

Words are the only thing that can last forever.

Pain is the absence of pleasure, pleasure is the absence of pain.

物种之间的边界比我们想象的更具渗透性。

在生命中，最微不足道但有意义的事物，也比最伟大但无意义的事物更有价值。

To be happy, I must have my books and a piece of sky.

我们都是同一个故事的一部分，但我们以不同的方式讲述它。