Yes, I think the term is the crux of it. By declaring that something that someone enjoys doing for whatever reason is not necessary, in situations like this, o

Yes, I think the term is the crux of it. By declaring that something that someone enjoys doing for whatever reason is not necessary, in situations like this, one appears to be implicitly attempting to erode their right to do it. Anyone can think of many things they do for fun which are not necessitated. Perhaps it would be better to be more explicit, if that's how you feel: "Everyone should refrain from ...'