It is not the strength of the body that counts, but the strength of the spirit.

The concrete artist strives to express the spiritual in the most precise and objective form possible.

释义：不考虑在安逸的环境中要想到危难，用节俭来戒除奢侈，不使自己的道德处于深厚的境界，不能使自己的情欲战胜物质欲望，这就像砍伐树木的根却想要树木长得茂盛，堵塞水的源头却想要水流得长远一样荒谬。 

家不是一个地方，而是一种感觉。