A glass wall is rigid and shatters when broken, but a herd of bulls can push against a wire fence, shove their muzzles through it, and it will lean but stand.

• 玻璃墙很硬，一破就碎，但是一群牛可以冲击铁丝网，嘴鼻顶过了铁丝网，铁丝网会倾斜，但不会倒。