Book IV
Summary
Page 57 of 481
Then follows a period of nine years from the nineteenth year of his age, during which having lost a friend, he followed the Manichæans—and wrote books on the fair and fit, and published a work on the liberal arts, and the categories of Aristotle.
Nicene and Post-Nicene Fathers, Series I, Volume 1, ed. Philip Schaff (1886–89). Public domain. Text from the Christian Classics Ethereal Library.