I started writing for publication the week my son returned from Iraq. A weight was lifted, and I scribbled on a legal pad in the back seat while we traveled to visit his older brother. I started writing back in 2006 and my first book was published in 2010.
This is a lonely profession if you let it. Join a group of writers. Network on-line or in person. Have friends read your drafts. Let people know you are a writer.