Contrary to widespread psycho-babble and paedo-sympathizers, all paedophiles are the evil excrement of society and should be eliminated promptly via castration.
Commonly seen in police 'mug' shots of male child-sex offenders, male school teachers, priests, truck-drivers, scout masters, summer camp staff, elite school prefects and similar such 'Charlie Chesters' (cockney slang for child molester).
If encountered, either run with all haste or attempt to remove said smile using precise applied force with blunt objects until wearer unconcious, or better deceased.
Couey, Schwartzmiller, Avila, Duncan, Onstott, Richard Allen Davis. In case you don`t remember those names, what about these? Polly Klaas, Samantha Runyon, Jessie Lunsford, Shasta and Dylan Groene, Megan Kanka, Sarah Michelle (ph) Lundy, all dying at the hands of convicted child molesters and all wore a paedosmile