Perhaps the best answer is that the writer that I am has been shaped by the stammering kid that I was, and that although my stammer didn't make me write, it did, in part, inform and influence the writer I became. It's true that stammerers can become more adept at sentence construction. Synonyms aren't always neatly interchangeable. Sometimes choosing word B over word A requires you to construct a different sentence to house it—and quickly, too, before your listener smells the stammering rat.

Paris Review