The artist must create a spark before he can make a fire and before art is born, the artist must be ready to be consumed by the fire of his own creation.
Read, read, read. Read everything — trash, classics, good and bad, and see how they do it. Just like a carpenter who works as an apprentice and studies the master. Read! You'll absorb it. Then write. If it's good, you'll find out. If it's not, throw it out of the window.