The challenge in learning is not just to memorize, but to generalize from specific examples to broader concepts.

In mathematics, the simplest questions often lead to the most profound discoveries.

我喜欢狗。你总能知道狗在想什么。它们只有四种情绪：快乐、悲伤、生气和专注。而且狗很忠诚，它们不会说谎，因为它们不会说话。

你将要学到的最伟大的事情就是去爱和被爱作为回报。