Most people who have found that they are more intelligent than most around them, have yet to learn that one of the most intelligent things they can do is prevent said people ever finding this out.

Credulous: having views about the world, the universe and humanity's place in it that are shared only by very unsophisticated people and the most intelligent and advanced mathematicians and physicists.

They were also slightly less intelligent than he was. This is a quality you should always pray for in your would-be murderer.

Many people, meeting Aziraphale for the first time, formed three impressions: that he was English, that he was intelligent, and that he was gayer than a treeful of monkeys on nitrous oxide.