The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

"A child who reads will always have a friend."

故事的力量不在于它的真实性，而在于它让我们相信的能力。

数学是我们建立对世界理解的基础，正是通过这种理解，我们才能解决最复杂的问题。