If you have a 2-year-old who is non-verbal, don't wait until you get a diagnosis at 4. The child needs one-on-one teaching with an effective teacher now. This can be a grandmother or a teacher or someone from the community. Grandmothers are especially great. There are a lot of grannies around. Go to your church for help.
Temple GrandinYou could train cats do things, a lot of people don't think cats aren't trainable. Cats can be trusted just a friend.
Temple Grandin