学习的每一个方面或智能的任何其他特征都可以原则上被精确描述，以至于可以制造一台机器来模拟它。

Every artist dips his brush in his own soul, and paints his own nature into his pictures.

我不相信任何事，这是我唯一相信的事。

每一个结束都是一个新的开始。

In the quest to understand the cosmos, we must remain humble, for every answer we find leads to a multitude of new questions.