No matter how skillful you are, you can't invent a product advantage that doesn't exist. And if you do, and it's just a gimmick, it's going to fall apart anyway.
William BernbachIt is insight into human nature that is the key to the communicator's skill. For whereas the writer is concerned with what he puts into his writings, the communicator is concerned with what the reader gets out of it. He therefore becomes a student of how people read or listen.
William Bernbach