Kingdom of Knuffel

I'd say 15 or 16.

You look like you could be running the pageant, and organizing something like that takes some serious wisdom. Which most people only get with age.
So I'll guess, say... maybe 42?

You must be 32.

Hm, you're studying a book, so perhaps you're a college student? But you look properly sensible not giddy with newfound independence, so mayhap more of a graduate student.
Let's say 22.

Well, you look like you are well beyond the age of any mere mortal. Perhaps in your 500th century, or so?

Last time I was as unreservedly emotional as that avatar, I was in the early teen years.

So let's say 14.

You're 90, very young for your kind.

I bet you are 23

Maybe around 30?

So let's say 27.