Most people want to be fit and healthy, but don't want to do the work to get there. The same is true of dog training; many people want the perfectly well behaved dog, but they don't want to do any of the work to achieve that. Dog training, just like personal health and fitness, takes time and effort. Sure there is the occasional dog that seems to just "fit", and is calm, friendly, and seemingly perfect. There is also the occasional person who never works out, just naturally has a high metabolism, and can eat anything yet still maintains a beautiful figure. But these occasional instances are the exception, not the rule.
Training takes work and effort, there is no magic pill or quick fix that can get you the same results.
So, let's get to work!