“I think prime numbers are like life. They are very logical but you could never work out the rules, even if you spent all your time thinking about them”

“Prime numbers are what is left when you have taken all the patterns away. I think prime numbers are like life. They are very logical but you could never work out the rules, even if you spent all your time thinking about them.”

“The rule for working out prime numbers is very simple, but no one has ever worked out a simple formula for telling you whether a very big number is a prime number or what the next one will be. […] Prime numbers is what is left when you have taken all the patterns away. I think prime numbers are like life. They are very logical but you could never work out the rules, even if you spent all your time thinking about them.”

“You could say all you liked about reason and logic and common sense and imagination, but when the chips were down the one skill you needed was the ability to think about absolutely nothing whatsoever.”

“Usually people look at you when they're talking to you. I know that they're working out what I'm thinking, but I can't tell what they're thinking. It is like being in a room with a one-way mirror in a spy film.”

“Prime numbers are useful for writing codes and in America they are classed as Military Material and if you find one over 100 digits you have to tell the CIA and they buy it off you for $10,000. But it would not be a very good way of making a living.”

“... He had always rather liked emergencies. Other people's at any rate. They put your own problems into perspective. It was like being on a ferry. You didn't have to think about what you had to do or where you had to go for the next few hours. It was all laid out for you.”