As an adolescent, I went to charm school, where I learned to pour tea and relate to boys, which, as I recall, meant giving them the pickle jar to unscrew, whether it was too hard for me or not.
Some people are naturally thin and some people are naturally heavier. It doesn't mean that bigger is healthier, or much thinner is healthier, it's on an individual basis.
A book of verses underneath the bough, A jug of wine, a loaf of bread-and thou.

