> "yes I understand you're feeling A, B, C, but we're doing it anyway because X" and "I don't care, stop it, be quiet and do it"

And eventually, if necessary, you may have to break the filibuster: "I hear your concern, and I've tried to explain where I'm coming from with it, but you've rejected my reasoning. We are actually doing the thing though, and I've told you why. Get in the car please, now, or you will be grounded."

a.k.a. the dreaded assertion of authority that one hopes is never necessary, but will in fact occasionally be necessary, no matter how much one invests in a positive, nurturing, and emotionally safe environment. Being unable or unwilling to assume this role is to fail at parenting.