Why ex-spies are never a good choice for leadership? They view the world in narrow terms, and have a "healthy paranoia" which could be useful in covert ops, but it's a disaster in statesmanship.

Putin's story, and his views on the world, detailed in this story, underline just that dictum

Putin's time in the KGB taught him 'how to lie' and to think like a terrorist, ex-spies say