I'd say Mr. Blair is a self serving egotist which is a required attribute of any politician holding office at the national level in any country you might name. Going by what I have gathered on the Net from friends in the UK, your pal Tony is NOT very nice. As you have pointed out, if he were one of the devil's own, one would expect him to be somewhat more capable in his conduct of evil duties. I believe these
folks might be able to help you out with your philosophical quandry.