Possibly for technical reasons, but none were ever expressed to me. And possibly because conviction and persistence had weakened the confidence they had in their cover design. All sorts of things occur to help one that would never otherwise have occurred. Nothing is more persuasive than absolute conviction. And nothing takes the place of persistence.
Nothing takes the place of persistence.
Talent will not. Nothing is more common than unsuccessful people with talent. Genius will not. Unrewarded genius is almost a proverb. Education will not.