Directing is an art, and if you don't have an innate talent for it, then you won't be any good at that. The best film schools and education can't change it. It's no different than painting or sculpting; if you can't do it, you can't do it.
However, what the best film schools can do is teach how to take whatever latent talent you may possess and apply it to the best of your ability. Of course this is not a guarantee - even the University of Southern California, the University of California at ...