任何文化的艺术都是其社会关系的体现。

Games are not just entertainment; they can also be a form of artistic expression.

Walls define space, but openings connect it to the world.

Civil law is what each people establishes for itself.

解释：知道房屋漏雨的人在房屋下，知道政策有失误的人在民间，知道经书错误的人在诸子。