The most general, effective and certain cause that is known to all men is the approach and recess of the Sun. Now, the latter brings about the winter solstice, i.e. on December 21st, shortly before the sixth p.m.; and the summer solstice on June 21st at 10:30p.m In the first case then, there will be the cold of winter, whereas (in the second case). the heat of summer. For truly, as the cause, so is the effect. In their predictions the astrologers, surrendering their pens to enthusiasm, carried away by it, admit causes that a