Or you could explain how to get away with murder, in such a way that anyone who commits a murder thinking they could use this method to get away with it would end up leaving a certain kind of evidence, so they would still be caught.
Oh, wait, there is something wrong with that plan.
Or you could explain how to get away with murder, in such a way that anyone who commits a murder thinking they could use this method to get away with it would end up leaving a certain kind of evidence, so they would still be caught.
Oh, wait, there is something wrong with that plan.