Use gentle means before you come to extremity and whatever lesson you work him and never take above half his strength nor ride him till he is weary but a little at a time and often.
Jackie Chan is a very good comedy/martial arts star. He does one kind of martial arts that Jet Li doesn't know how to do and Jet Li does a martial art that Jackie Chan doesn't know how to do. You can both go to two Chinese restaurants but both can have different kinds of food.