Mathematical Recreations and Essays
Astrology
Excerpts
Astrology
This sphere was divided into twelve equal spaces by great circles drawn through the zenith, the angle between any two consecutive circles being $30^{\circ}$.
Astrology
It must be remembered also that the rules were laid down at a time when men were unacquainted with any exact science, with the possible exception of mathematics, and further that, if astrology had been reduced to a series of inelastic rules applicable to all horoscopes, the number of failures to predict the future correctly would have rapidly led to a recognition of the folly of the art.
Astrology
This is the less necessary as the rules---especially as to the relative importance to be assigned to various planets when their influence was conflicting---were so vague that astrologers had little difficulty in finding in the horoscope of a client any fact about his life of which they had information or any trait of character which they suspected him to possess.
Astrology
It is easier to give instances of success in horoscopy than of failure. Not only are all ambiguous predictions esteemed to be successful, but it is notorious that prophecies which have been verified by the subsequent course of events are remembered and quoted, while the far more numerous instances in which the prophecies have been falsified are forgotten or passed over in silence.
Astrology
The old lady dug in the spot thus indicated, and found her property; and it may be conjectured that she believed in astrology for the rest of her life.
Equations
Problems
No exercises in this chapter.