After seeking out the law which is hidden under the visible objects, the next step in the search after truth consists in the endeavor to realize the hidden law of human nature. Man first begins by ascertaining the law of human character and human personality. Then he arrives at a time when he experiences the need to solve the mystery behind birth and death: why man comes, roams about for a while, and then departs, whither he goes, and whence he came. And since the quest springs from the soul, he begins to seek for religion. "What is the true religion?" he asks.