Here are a couple of cats, whose stories tugged at my heartstrings. I especially loved seeing this terminally ill feral male, who obviously hasn’t warmed up to humans, interacting with kittens who adopted him as their surrogate Papa. So snuggly cute. https://www.mnn.com/family/pets/stories/feral-terminally-ill-cat-dislikes-humans-loves-tiny-kittens
Here are some additional stories of how therapy cats help comfort people. https://www.thespruce.com/therapy-cat-overview-555621
I used to take kittens from the local humane society shelter to nursing homes to mingle with and delight the residents. I have sweet memories of some of those visits. If you think your cat might be a good candidate as a therapy cat for hospitalized children or adults or seniors in an assisted living facility, here’s a site that explains how you might get involved. http://www.catster.com/lifestyle/how-to-certified-therapy-cat