How can you tell the way he fitted black beauty with a bridle and saddle that the coachman was a kind man?

The way the coachman fitted Black Beauty with a bridle and saddle showed his kindness through his gentle touch and careful handling. He took the time to ensure that the equipment was comfortable and not too tight, demonstrating his consideration for the horse's well-being. His calm demeanor and patient approach indicated that he valued Black Beauty as a living being, not just as a means of transportation. This attention to detail and empathy reflects his character as a kind person.