This work argues for self-sufficiency by describing a schoolboy who successfully calculates the remaining weight when one ounce is removed from five. At the start of this work, its author asks (15[1])readers if they’d be able to avoid (15[1])laughing at a painting of a horse's neck attached to a man’s head. This work claims that “parts belonging (-5[1])to age (15[1])may not be given (15[2])to (15[4])youth” to argue that older and younger characters should be written differently. This work coined a phrase translated as “from the (*) egg” to commend a different poet’s decision not (10[1])to start an (10[1])epic at the point when (10[1])Leda (10[1])gave birth to Helen. (10[2])This letter is addressed to Lucius Calpurnicus Piso (10[1])and his sons, and decries (10[1])using a deus ex machina (10[1])to resolve (10[1])a literary (10[1])work’s conflicts. For 10 (10[1])points, name this epistle by (10[1])Horace (10[1])explaining how to write the title literary (10[1])genre. ■END■ (10[2]0[1])