If the teacher’s robe needs washing, the pupil should do it himself, or he should make an effort to get it done. If the teacher needs a robe, the pupil should make one himself, or he should make an effort to get one made. If the teacher needs dye, the pupil should make it himself, or he should make an effort to get it made. If the teacher’s robe needs dyeing, the pupil should do it himself, or he should make an effort to get it done. When he’s dyeing the robe, he should carefully and repeatedly turn it over, and shouldn’t go away while it’s still dripping.