For a doubting man is like a sea-surface. He is superficial. He lies open to all disturbing influences, as the ocean does on its surface, on which every wind plays, driving it forward and piling it into waves. Such is what JAMES calls a double-souled man. There are few greater misfortunes than to be thus between two natures. Instability destroys the value of all that is good in a man. “Unstable as water, thou shalt not excel,” said the patriarch Jacob to one of his sons. A two-souled man is unsettled;