I have become increasing paranoid of late...

and have began seeing potential murderers everywhere. However, I have taken some factors into account: News reports always suggest that murderers are the "last person you'd expect". Often, television programmes reinforce this belief, as do films and novels. Or it could be the butler. Thus, I have locked myself in a butler-free high-security prison. They're so obviously murderers that there's no possible way I could be hurt. Anyhow, got to go. Shower time...