Someone with a very particular set of skills, skills that make him a nightmare for someone like you.
Guy: 'Hi Liam! What takeout ya want?'
Liam Neeson: 'I will find you KFC and I will get extra garlic sauce'
A group of people, of which some are doing their best, but all get abuse from idiots who only look at the worst of the bunch.
'Ooh! I hate those nasty politicians! No, I never read the news.'