So if I don't do a thing that has no appreciable benefit for me or the people around me, I'm being selfish, because if everyone who was in a different context did the same thing, this would somehow produce a gigantic difference?
You dumping your trash in the local drinking reservoir would probably have a couple orders of magnitude more of an impact on others than me not vaccinating after recovery (depending on what's in your trash).
You dumping your trash in the local drinking reservoir would probably have a couple orders of magnitude more of an impact on others than me not vaccinating after recovery (depending on what's in your trash).