velopment; this I will call the method of evolution; along the line of the customs of the community; this I will call the method of tradition; along the lines of justice, morals and social welfare, the mores of the day; and this I will call the method of sociology.
I have put first among the principles of selection to guide our choice of paths, the rule of analogy or the method of philosophy. In putting it first, I do not mean to rate it as most important. On the contrary, it is often sacrificed to others. I have put it first because it has, I think, a certain presumption in its favor. Given a mass of particulars, a congeries of judgements on related topics, the principle that unifies and rationalizes them has a tendency, and a legitimate one, to protect and extend itself to new cases within the limits of its capacity to unify and rationalize. It has the primacy that comes from natural and orderly and logical succession. Homage is due to it over every competing principle that is unable by appeal to history or tradition or policy or justice to make out a
