One example of someone feeling suicidal (anecdotal, but still):
https://www.reddit.com/r/CovidVaccinated/comments/nrs4rb/3_months_after_bad_moderna_reaction_and_no/
Everyone has to evaluate their own risk of getting and spreading COVID (not always a choice) versus the vaccine which is a choice. After a bad vaccine reaction a few people might need counseling. That's always a possibility.
Surprise! Your reddit link about bad moderna reaction has been removed.