1. For these and other philosophers, see below, pp. 17–20.

2. Like his contemporaries, Cicero accepted slavery, but there was much affection between him and his slaves, and his writings greatly contributed towards the humanizing of the institution.

1. For these philosophical schools, see below, pp. 18ff.

1. Several more of these treatises are translated in Cicero: On the Good Life, Penguin Books, 1971.

1. See below, p. 26, for its influence.