Every employee in an undertaking, then, takes a larger or smaller share in the work of administration, and has, therefore, to use and display his administrative faculties. This is why we often see men, who are specially gifted, gradually rise from the lowest to the highest level of the industrial hierarchy, although they have only had an elementary education. But young men, who begin practical work as engineers soon after leaving industrial schools, are in a particularly good position both for learning administration and for showing their ability in this direction, for in administration, as in all other branches of industrial activity, a man's work is judged by its results.