Surely, we accept for lethal disease or to travel to areas with diseases that some vaccines are needed.
Well, the differences between the covid-19 vaxxes and say, MMR and pertussis, are multiple. The latter have a long record of safe use. The former are minimally-tested, experimental mRNA concoctions with burgeoning reports of adverse effects. Also, for a young healthy person, covid-19 is just a cold while whooping cough, measles etc. are much rougher illnesses.