According to Vasari, he could be observed repeatedly muttering, "Speak, damn you; speak!" while creating his sculpture of the prophet Habbakuk whose bald head has led it to be nicknamed the Zuccone.
His relief "The Feast of Herod" graces the front of the baptismal font in the Siena Cathedral.  He embedded pieces of colored glass in marble to create his unique Canteria, or "Singing Gallery," for the Florence Cathedral.  According to Vasari, he could be observed repeatedly muttering, "Speak, damn you; speak!" while creating his sculpture of the prophet Habbakuk whose bald head has led it to be nicknamed the Zuccone. FTP, who was this great Early Renaissance sculptor who created the equestrian statue Gattemalata and the bronze David?
His relief "The Feast of Herod" graces the front of the baptismal font in the Siena Cathedral.  
Donatello (or Donato di Niccolo)