"Perhaps we shall learn, as we pass through this age, that the 'other self" is more powerful than the physical self we see when we look into a mirror."
The whole life of the individual is nothing but the process of giving birth to himself; indeed, we should be fully born when we die - although it is the tragic fate of most individuals to die before they are born.
Perhaps the greatest thing one can discover is that you can decide who you are. You don't have to be whom the Ludlucks made you. You don't even have to be who you were before that. You can choose. We are all creatures of our own devising.