Me: You'll have to study a lot.
S: I don't have to study a lot. I already know what veterinarians do.
Me: Well, you know what they DO, but you don't know HOW to do it.
[A brief explanation of what veterinarians do follows]
We're watching some videos on Mike Lombardo's YouTube Channel.
Me: For example, do you know what HE does?
S: He plays music.
Me: But do you know HOW to play music?
S: Like, if I give a kitty the wrong medicine....
Me: You could make him sicker.
S: OR HER!!
Me: Or you could make her sicker.
S: I know what I could do! I could be a veterinarian for animals ANNNND for people!
Me: Some people are animals.
S: ... ... Huh?