We've all known a narcissist in our life at some point. That person who only cares about themselves. That person who thinks they are way cooler than they are. That person who thinks they are the greatest thing since sliced bread. Basically, Kanye West.

But, how can you tell if that person is really a narcissist? There used to be a 40 question scientific survey that would analyze peoples' answers and tell their level of narcissism. Now, it's been worked down and we can find out an answer with only one question.

Watch this new video from New York Magazine and find out that one question. Heck, you may even discover that you are the narcissist!