Writers are magicians. The audience should never see the sleight of hand, and they don’t want to know how the trick is done. But it is a trick.
Like all magicians, writers have to practice their craft for years before we master it. Like magicians, we have to keep thinking up new tricks. In other words, we have to innovate. Sure, we can start with beginner level card tricks. They will satisfy a certain audience for a little while, but the same trick over and over, soon becomes tiresome.