A horse is a brain on four legs. A horse is not a body with four legs. If you want a horse to do anything you should have a conversation with the brain.
I was visiting a friend who had a small child. The kid was speaking to her mum, “bufjad doowki cetlu.” I had no idea what it was saying. But her mum had no trouble and reached to pass the kid another slice of sweet apple. In what dictionary did those words come from????
Many people consider when riding a horse the ultimate goal is to have a horse responding primarily from the feel of a rider’s seat and legs. It is believed by many that the seat and legs are a true test of the communication between a horse and rider.