Dear Julie, I have started riding my 2-year-old paint gelding. I've had him since he was 3 months old. He's super gentle-almost too gentle. I have taken him out trail riding with other horses, but he needs to learn more about the lope (he zigzags all over the road). I do have an arena that I can ride in. My question is what steps do you take when training a young horse. He's such a good-natured…