卡塞尔文献展不是为了展示艺术，而是为了让艺术变得可见。

Poor is the man whose pleasures depend on the permission of another.

可持续林业不是一种选择，而是我们的责任。

The task of the leader is to get his people from where they are to where they have not been.

数学之美在于它能够化繁为简。

歌唱是为了表达无法用言语表达的东西。