光是建筑中最重要的材料。
Light is the most important material in architecture.
Law is a system of rules, a union of primary rules of obligation and secondary rules of recognition, change, and adjudication.
不要说不利于身心的话,不要做不利于身心的事,不要接近不利于身心的人,不要进入不利于身心的境界,不要看不利于身心的书。