A boundary a child respects isn't the one stated loudest — it's the one stated clearly and held calmly, every time.
What makes a boundary stick
- State it once, plainly. "We don't hit" needs no elaboration or repeated warnings to be understood.
- Explain the why in advance, not mid-conflict. Kids absorb reasoning far better when they're calm than in the heat of the moment.
- Follow through every time, not just when you have energy for it. An inconsistently enforced boundary teaches a child to gamble on it.
- Hold the boundary without matching their intensity. You can stay calm and still be completely firm — the two aren't in tension.
A quick script
"I won't let you hit your sister. I'm going to stay right here with you until you're calm." Clear limit, warm presence, no lecture required.