Her success cannot be attributed to education, beauty, and charm alone. Persistence, determination and tenacity are qualities that get you what you want in this world. But in Roth's case beauty and charm don't seem to have hurt. Nothing in the world can take the place of persistence. Talent will not.
Nothing is more common than unsuccessful men with talent.
Genius will not. Unrewarded genius is almost a proverb. Education alone will not. The world is full of educated derelicts. Persistence and determination alone are omnipotent.