We found a video clip on an old phone of Frieda, soft-faced and blonde curls, age 6, her voice so different, thicker - pre-tonsillectomy - 'I pinkie swear I'll never twerk.'
Stella, regularly, 'I'll never leave home, I'll live with you until I die Mummy. Or until you die, whichever happens first.' Her eyes become solemn.
She thinks a lot about death this one.
Overheard today: 'I will never, ever drink coffee.'
We've thought for months: 'Trump will never become president.'