It is kind to share.
Miles finds a lost toy in the park, and he picks it up and plays with it.
Miles wants to play with the toy.
Miles plays with the toy, and he shows it off to other kids and lets them play too.
Miles doesn't let other kids see it because he's afraid they will be the one who lost it.
Everyone enjoys the toy and Miles has lots of fun.
The other kids all think Miles just doesn't want to share.