William Faulkner? Stephen King? R. M. Allen? Lavon Rascoe? Lauren Passell? Ben Yagoda? Anonymous? Question for Quote Investigator: A prominent novelist was once asked for advice by an aspiring author. The scribe offered the following crucial guidance: Read, read, read. Read everything. Highbrow, middlebrow, and lowbrow material were all deemed acceptable choices for scrutiny. Would …