Because I don't think Lia is getting these ideas from TV or books. I suspect it's coming from someone close to her, someone who Lia believes and trusts.

Any preschool and most parents will be talking to kids incessantly about the need to beware of strangers and what to say if you get snatched.

This is, of course, ridiculous - stranger abductions have never been very common, especially before adolescence - but people do insist on it.