The most beautiful things are often the simplest.

我们必须为下一代留下健康的水域。

作家必须是一个永远的异见者，一个职业的异端。

In mathematics, the journey of discovery is often more rewarding than the destination itself.

成人必须给幼儿提供活动的空间。

The highest virtue is to lead others to the understanding of truth.

建筑是城市形式的创造者。

写作是使不可见变为可见的艺术。