 Rabbi Jose concluded that if Providence thus rewarded one with mixed motives, Providence will reward even more one who selflessly shows hospitality to a scholar.Rabbi Samuel ben Nahman compared the laws of camp hygiene in to the case of a High Priest who was walking on the road and met a layman who wanted to walk with him.The High Priest answered the layman that he was a priest and needed to go along a ritually clean path, and that it would thus not be proper for him to walk among graves.