Billboard affirmations bounce off on a bad custody week. Useful self-talk is quieter: a sentence that keeps you from making the next hour worse.
Try lines that admit reality and point to a next step. "This is hard, and I can send a calm reply." "I do not have to solve their mood." "Steady matters more than clever today." "I can revisit this tomorrow."
Say them out loud if that helps. Stick one on a note near the phone. Use it as a gate before you respond.
Skip self-talk that attacks you or them. Shame is not fuel. Contempt is not fuel. Clarity is.
Pair a phrase with a body cue, such as feet down or one gentle breath, then act. Try whichever combination feels useful to you.
Kids can get age-fit versions when they spiral. "Big feelings visit and leave." "You can love both homes." Keep it honest.
If private phrases are not enough, that is data. Counseling or a parenting group can sit beside them.
You are allowed to sound ordinary. Ordinary steadiness is what sticks.