What is 2 plus 2?

ask a mathematician ...: well, it's 4 precisely
ask a sociologist ...: errr ... is that relevant in the current social climate?
ask a physicist ...: it's somewhere between 3.5 and 4.5
ask a psychologist ...: I see, why do you want to know?
ask a philosopher ...: it's a very interesting question
ask an engineer ...: clearly it's 4, but for safety we'll call it 6
ask an accountant ...: what would you like it to be?