Advice about how to give your cat a hair cut, from a very reputable internet source:

DO NOT USE SCISSORS TO CUT A CATS HAIR! This is especially dangerous to try when cutting out mats. Sometimes mats can be extremely close to the skin. I used to work as a vet tech and saw this happen more than once. An owner, meaning well, tried to cut the mat out with scissors and cut right through the cat's skin and it literally leaves a huge open hole in the skin. A cat's skin is extremely delicate- like tissue paper. For mats your best bet is to take to a professional groomer who has experience with cats and who is fast and have them clipped. .

Instead, just buy a cat that looks like this:

Actually, no one should buy a cat that looks like this because it's haunting and spooky and looks less like an animal and more like a handful of turkey sausage, but a handful of turkey sausage that has eyes and claws. YUCK.