You are able to determine how old a donkey is, by observing the teeth. Young donkeys have oval teeth. On growing older the teeth change from triangular to. However, not in this approach will the light of Torah reside. Rather, "you shall surely help along with him" - nourish the body, inspire it, refine it and elevate it, so that body and soul ement, fulfill and aid each other to carry their merchandise to the marketace.