>>46115354>>46115355In universe is in universe. at some point it's going to want you to just stop hurting it and it'll give up.Causing pain to something usually has that effect.
Not to mention the existance of something called the MASTERBALL that will always catch a pokemon without fail.
Hell if it was always a matter of a pokemon chosing to go with us or not why make great balls or dusk balls? Why need balls with higher catch rates?