America has believed that in differentiation not in uniformity lies the path of progress. It acted on this belief it has advanced human happiness and it has prospered.

The diversity in the faculties of men from which the rights of property originate is not less an insuperable obstacle to an uniformity of interests. The protection of these faculties is the first object of government.

Science has sometimes been said to be opposed to faith and inconsistent with it. But all science in fact rests on a basis of faith for it assumes the permanence and uniformity of natural laws - a thing which can never be demonstrated.