“So when Venus is rising in Capricorn, for instance, that is from Earth. How does that work if we are out on Rupert? What if the Earth is rising in Capricorn? It is hard for us to know. Among the things we have forgotten, which we think are many and profound, is trigonometry.” “Let me get this straight,” said Tricia. “You want me to come with you to…Rupert…” “Yes.” “To recalculate your horoscopes for you to take account of the relative positions of Earth and Rupert?” “Yes.”