The same idea at three ages — with the actual words to say, and one question to ask.
Being able to make your own choices about your own life — your body, your time, your things, your ideas — as long as you leave everyone else free to do the same.
Kids test the definition immediately — “but what if I want to take his toy?” That question isn’t a problem. It’s them finding the exact edge the definition describes, on their own. Let them.