https://www.goodreads.com/book/show/15799936-how-to-tell-if-your-cat-is-plotting-to-kill-youIf your cat is kneading you, that's not a sign of affection. Your cat is actually checking your internal organs for weakness.
If your cat brings you a dead animal, this isn't a gift. It's a warning.
Your kitty shovels too much litter after pottying....he's practicing for burying bodies.
Your kitty lays all over your electronics....he's stopping you from communicating with the outside world.
Pawing at your face while you are sleeping. Cats aren't very good at smothering people, but this won't stop them from trying.