HR in 30 seconds

If you have the bad luck to work in the HR department, the emlpoyees with whom you may have to deal with can be framed into these four quadrants.
SMART & LAZY: Good Luck, you may have good results even if most of the time he will be busy surfing the internet.
DUMB & LAZY: Most of the cases.
SMART & HARD WORKER: Doesn't exist in nature.
DUMB & HARD WORKER: This is the worst case! You'll spend most of your time recovering his mistakes!