“Astronomy to the selfish becomes astrology.”
“Before a war military science seems a real science, like astronomy; but after a war it seems more like astrology.”
“Philosophy begins where religion ends, just as by analogy chemistry begins where alchemy runs out, and astronomy takes the place of astrology.”
“Astrology and all these mystical things are generally signs of a weak mind; therefore as soon as they are becoming prominent in our minds, we should see a physician, take good food, and rest.”
“Astrology is assured of recognition from psychology, without further restrictions, because astrology represents the summation of all the psychological knowledge of antiquity.”
“At night the sky is pure astronomy.”