That’s from Chapter 11 of the free book, Secrets to Ebook Publishing Success, by Mark Coker, the founder of Smashwords:
He continues: “Publishers have legitimate business reasons for their decisions. Because they’re in the business of selling books, they must try to acquire only titles that they think have the greatest commercial potential. The challenge here, though, is that although publishers are smart, well-intended people, their decisions are ultimately guesses. Readers, and specifically the word-of-mouth of readers, determine which books go on to become bestsellers….