| I have said above, that, whereas all great ideas are found, as time goes on, to involve much which was not seen at first to belong to them, and have developments, that is enlargements, applications, uses and fortunes, very various, one security against error and perversion in the process is the maintenance of the original type, which the idea presented to the world at its origin, amid and through all its apparent changes and vicissitudes from first to last. | |