建筑中最重要的是你看不见的东西。

Happiness is not the absence of problems but the ability to deal with them.

The essence of mathematics lies in its freedom.

让人们保持被动和顺从的聪明方法是严格限制可接受意见的范围，但在该范围内允许非常活跃的辩论。

每个孩子都应该在他们读的故事中看到自己。