A slice of life...

From Astronomia Nova, by Johannes Kepler. Translated by William H. Donahue.

How many mathematicians are there who put up with the trouble of working through the Conics of Apollonius of Pergia?

From page 2 of the introduction in the Green Lion Press edition.

Next up on the St. John's math curriculum, once we work through Kepler? Apollonius's Conics.