They ask you "sum 1 to 100". You immediately say "5050", then wait a beat, then say "Gauss, right?". Then you get to find out whether they actually want you t

They ask you "sum 1 to 100". You immediately say "5050", then wait a beat, then say "Gauss, right?". Then you get to find out whether they actually want you to derive the function and so on. Years later, you can point out that intelligence and memory are often confused for one another.