“Now,” says Solomon, “defend wisdom, and it will exalt thee, and it will shield thee with a crown of pleasure.” For when thou hast strengthened wisdom with a cope by philosophy, and with right expenditure, thou wilt preserve it unassailable by sophists. The way of truth is therefore one. But into it, as into a perennial river, streams flow from all sides. It has been therefore said by inspiration: “Hear, my son, and receive my words; that thine may be the many ways of life. For I teach thee the ways of wisdom; that the fountains fail thee not,” which gush forth from the earth itself. Not only did He enumerate several ways of salvation for any one righteous man, but He added many other ways of many righteous, speaking thus: “The paths of the righteous shine like the light.” The commandments and the modes of preparatory training are to be regarded as the ways and appliances of life.