My mom crying at my funeral. Picture of a woman crying with text: Heaven gained another angel. Next picture Elmo and an atomic explosion in the background with text: Me in hell explaining hentai to Hitler
Maybe our perception of this as positive is cultural? Ancient people might have survived near death experiences, and it shaped our society to the point that we believe being reassured while dying is good. We aren't angered or frightened by our brains lying to us in this particular situation.