They are both right. Something's can't be dumbed down enough to explain to everyone, but you can always explain the concepts. An example could be comparing an i

They are both right. Something's can't be dumbed down enough to explain to everyone, but you can always explain the concepts. An example could be comparing an interface to a chocolate cookie recipe, when explaining it to your grandmother. She'll still have no idea what an interface actually is, but she'll have a good grasp of the concept.