I would always agree and amplify.
Toddler: Snow isn’t white
Me: really? And all this time I was wrong? Now I see it, it’s pink! Unicorn and rainbow pink! And grass is also pink! And water too! Everything is pink!
Just have some good laughs.
Feelings of others is more difficult and you need to be delicate to teach them respect and empathy.
But doing it in a forceful manner often has the opposite effect.
The problem with direct pushing back is that
Oops. That was the draft of the sentence before it.
The problem is that it backfires.