I thought your anecdote and commentary were relevant and extremely thought-provoking.
The person you're responding to here was clearly emotionally triggered by your anecdote. I wouldn't spend too much time trying "convince" them that what you wrote is true.
Those responses have puzzled me the most. Like, OK, there was an odd little girl somewhere in the world back in the '80s. So what?
We know there are kids who earn graduate degrees in their early teens. Why is it implausible that the occasional 3yo could have thought about picking 1, but then suddenly had a flash of, "No wait! That's exactly what he will expect! He'll never expect me to pick 3 again!" and remember it?
The person you're responding to here was clearly emotionally triggered by your anecdote. I wouldn't spend too much time trying "convince" them that what you wrote is true.