The resources people need: ice to cool insulin, food, healthcare, day care, basic housing, etc. are not scarce, or at the very least scarcity is fixable for little money.
Merely that they idea that everybody can't have it, and there it must be rationed by economic means is a little crazy.
We can't all have private jets; but efficiency gains in food production suggests we can easily produce enough food. We are choosing not to distribute it.
You just need to be a little less greedy.