自由的土地上才能开出最美的花朵。

数学是概念之间关系的科学，与内容无关。

The principle of asceticism never was， nor ever can be， consistently pursued by any living creature.

You can't change what's going on around you until you start changing what's going on within you.

在每个故事中，都有一个隐藏的真相等待读者去发现。