more simple one of apophthegms or wise sayings, like the proverbs of Solomon, the verses of Theognis and Phocyllides, and some part of the works of Hesiod. They might continue in this manner, for a long time, merely to multiply the number of those maxims of prudence and morality, without even attempting to arrange them in any very distinct or methodical order, much less to connect them together by one or more general principles, from which they were all deducible, like effects from their natural causes. The beauty of a systematical arrangement of different observations, connected by a few common principles, was first seen in the rude essays of those ancient times towards a system of natural philosophy. Something of the same kind was afterwards attempted in morals. The maxims of common life were arranged in some methodical order, and connected together by a few common principles, in the same manner as they had attempted to arrange and connect the phenomena of nature. The science which pretends to investigate and explain those connecting principles, is what is properly called Moral Philosophy.
Different authors gave different systems, both of natural and moral philosophy. But the arguments by which they supported those different systems, far from being always demonstrations, were frequently at best but very slender probabilities, and sometimes mere sophisms, which had no other foundation