I've argued on a number of occasions on this site that people who're suicidal are usually not in a position to accurately judge the expected value of staying alive, but honestly, if a person's life really isn't worth living, why should they have to?
This is a question that is very close to me, and which I've been chewing over for the better part of a decade. I have had a close personal friend for many years with a history of mental illness; having watched their decline over time, I found myself asking this question. From a purely rational standpoint, there are many different functions that you can use calculate the value of suicide versus life. As long as you don't treat life as a sacred/infinite value ("stay alive at all costs"), you can get answers for this.
My problem is that a few years...
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