on Proverbs, addressed to Zenodotus; an essay on Poems, addressed to Philomathes; an essay, on How one Ought to Listen to Poems, in two books; an essay, in reply to Critics, addressed to Diodorus.
The next division refers to Ethics, looked at in a general point of view, and to the different systems arising out of them, and to the Virtues.
The first set contains,
- an essay against Pictures, addressed to Timonax;
- an essay on the Manner in which we express ourselves about, and form our Conceptions of, each separate thing;
- two books of Thoughts, addressed to Laodamas;
- an essay, in three books, on Conception, addressed to Pythonax;
- an essay, that the Wise Man is not Guided by Opinion;
- an essay, in five books, on Comprehension, and Knowledge, and Ignorance;
- a treatise on Reason, in two books;
- a treatise on the Employment of Reason, addressed to Leptines.
The second set contains, a treatise, that the Ancient Philosophers approved of Logic, with Proofs to support the Arguments,