All Learning Is Derived From

Justice Is That Virtue Of The Soul Which Is Distributive According To Desert.

Friendship Is A Thing Most Necessary To Life, Since Without Friends No One Would Choose To Live, Though Possessed Of All Other Advantages.

It Is Our Actions And The Soul's Active Exercise Of Its Functions That We Posit (as Being Happiness).

For Even They Who Compose Treatises Of Medicine Or Natural Philosophy In Verse Are Denominated Poets: Yet Homer And Empedocles Have Nothing In Common Except Their Metre; The Former, Therefore, Justly Merits The Name Of The Poet; While The Other Should Rather Be Called A Physiologist Than A Poet.

A Sense Is What Has The Power Of Receiving Into Itself The Sensible Forms Of Things Without The Matter, In The Way In Which A Piece Of Wax Takes On The Impress Of A Signet-ring Without The Iron Or Gold.