There are also many people who care about wild animals, know a lot about them, keep them at home treating well and responsibly yet I think you will agree not everyone should be allowed to keep a tiger in his backyard. There are laws which discourage people from getting the exotic animals which could be of danger for themself and people around them.
So, instead of generalities, what specific ideas do you have?
Confining the discussion to generalities leads nowhere. Let’s widen the scope