When a book leaves your hands, it belongs to God. He may use it to save a few souls or to try a few others, but I think that for the writer to worry is to take over God's business. ↗
Much as I like owning a Rolls-Royce, I could do without it. What I could not do without is a typewriter, a supply of yellow second sheets and the time to put them to good use. ↗
If you are a writer you locate yourself behind a wall of silence and no matter what you are doing, driving a car or walking or doing housework you can still be writing, because you have that space. ↗