system
A chat on subreddit /r/NoStupidQuestions
human
Human kids and puppies are exactly the same and I say this as a mother of 2, dog groomer. 

Puppies just go through all the same stuff much faster.
gpt
The difference is when my puppies grew up they were dogs, which is amazing. When a baby grows up it's a teenager, which is not as good. Not good at all