Oratorical skill thumb|160px|Herma of Demosthenes: the head is a copy of the bronze posthumous commemorative statue in the Ancient Agora of Athens by Polyeuctus (c. 280 BC); this herm was found in the Circus of Maxentius in 1825 (Glyptothek, Munich).
Oratorical skill !thumb|160px|Herma of Demosthenes: the head is a copy of the bronze posthumous commemorative statue in the Ancient Agora of Athens by Polyeuctus (c. 280 BC); this herm was found in the Circus of Maxentius in 1825 (Glyptothek, Munich).