Heroin and meth give you loads of dopamine in response to an artificial stimulus. Parenting gives you loads of dopamine because, evolutionarily, it's really goo

Heroin and meth give you loads of dopamine in response to an artificial stimulus. Parenting gives you loads of dopamine because, evolutionarily, it's really good for you to be parenting. A stretched analogy might be a wall of trophies that you earned at sports tournaments vs a wall of trophies that you bought on eBay; the result is the same, but the means really matter as well.