“Nell," the Constable continued, indicating through his tone of voice that the lesson was concluding, "the difference between ignorant and educated people is that the latter know more facts. But that has nothing to do with whether they are stupid or intelligent. The difference between stupid and intelligent people—and this is true whether or not they are well-educated—is that intelligent people can handle subtlety. They are not baffled by ambiguous or even contradictory situations—in fact, they expect them and are apt to become suspicious when things seem overly straightforward.”

“The difference between stupid and intelligent people – and this is true whether or not they are well-educated – is that intelligent people can handle subtlety. ”

“Intelligent people know they are intelligent. They also know that one person cannot know all, hence a person is not stupid simply because he is ignorant of one thing or another. They know that, to another intelligent person, they will not appear stupid in asking for an explanation of what they do not know, and so their ignorance on any particular issue does not become an embarrassment.”

“When you give success to stupid people, it makes them more stupid sometimes and not more intelligent.”

“The more intelligent a person is, the more originality is found in others. Ordinary people see no difference between men.”

“He was ignorant, but a lot of people mistook ignorance for stupidity, and knowingness for intelligence.”