Nicholas Sparks — American Author born on December 31, 1965,

Nicholas Charles Sparks is an American writer and novelist. He has published eighteen novels and two non-fiction books. Several of his novels have become international bestsellers, and ten of his romantic-drama novels have been adapted to film with multimillion-dollar box office grosses; however, none of the film adaptations have been critically well received... (wikipedia)

The first thing I did when I sold my book was buy a new wedding ring for my wife and asked her to marry me all over again.
Above all, a query letter is a sales pitch and it is the single most important page an unpublished writer will ever write. It's the first impression and will either open the door or close it. It's that important, so don't mess it up. Mine took 17 drafts and two weeks to write.
I think that enduring, committed love between a married couple, along with raising children, is the most noble act anyone can aspire to. It is not written about very much.
I'll admit that it's not easy to get an agent, but becoming successful in anything requires perseverance.
Focus in on the genre you want to write, and read books in that genre. A LOT of books by a variety of authors. And read with questions in your mind.