Meet the mum who lets her kids swear all the time at home - including telling her to "f*** off". Lucinda Hart, an author, believes language shouldn't be censored.
So she lets daughters Rafi, nine, and Aelfrida, six, say what they like in private. Lucinda, 47, says the girls - who were born via IVF - know the "invisible boundaries" and don't swear in public.
But the air in their home in Mullion, Cornwall, is often turned blue. Lucinda, a single mum, said: "I do not censor words with my children. That is not what language is for.