Known for his cunning, shrewdness, and sagacity, Hermes is well known for his many inventions. Amongst his inventions are the lyre, the alphabet, the syrinx, withies, the calendar, numbers, weights and scales, boxing, foot racing, writing, the cultivation of the olive tree, astronomy and astrology, dice, fire sticks (with which to create fire), sandals, the music scale, masturbation, and animal sacrifice.