Successful writers know that in order to keep producing high-quality, consistent work, they need to apply themselves every day – and not just to writing, but reading as well. If you’re not reading, you’re not going to be a good writer.
Discipline and work are required to make a success of any endeavor, but perhaps nowhere more than as a writer. If you can devote attention to your writing every day, your chances of success are far greater than people who try to squeeze it in between everything else.
Writing has to be your full-time preoccupation if you want to be a writer.