If your horse has wolf teeth a veterinarian can easily remove them. If your horse will not take the bit an association to pain may be the reason. When riding and working around a young horse it is important that you have experience and are very comfortable with riding and handling horses. When working with young horses there is very little room for making mistakes. Where an older more experienced horse is more forgiving.
Many people have the dream of training a young horse without knowing how to even begin.
Training a young horse can be one of the most dangerous endeavors for a horse owner. Learning to train a horse to ride requires more knowledge than learning to ride or maintain a trained horse. Working with a trainer would be a great idea even if you are an experienced rider wanting to learn how to train. How long you will need to work with a trainer will depend on your experience and physical abilities. If the challenge of training a young horse still interests you it can be a great satisfaction.