It is comparatively easy to become a writer; staying a writer, resisting formulaic work, generating one's own creativity - that's a much tougher matter.
I've tried doing so, for it was never my intention to paint only with gray. But in the course of my work I have eliminated one color after another, and what has remained is gray, gray, gray!
Childhood didn't have a big influence on me, really - in fact I spent most of it plotting how to escape.