Sistine Chapel ceiling from the early church, the ceiling also has elements that express the specifically Renaissance thinking that sought to reconcile Christian theology with the philosophy of Renaissance Humanism. During the 15th century in Italy, and in Florence in particular, there was a strong interest in Classical literature and the philosophies of Plato, Socrates and other Classical writers. Michelangelo, as a young man, had spent time at the Humanist academy established by the Medici family in Florence. He was familiar with early Humanist-inspired sculptural works such as Donatello's bronze "David" and had himself responded by carving the enormous nude marble "David", which
Sistine Chapel layer of animal glue and "lamp black", all of the wax, and all of the overpainted areas were contamination of one sort or another: smoke deposits, earlier restoration attempts, and painted definition by later restorers in an attempt to enliven the appearance of the work. Based on this decision, according to Arguimbau's critical reading of the restoration data that have been provided, the chemists of the restoration team decided upon a solvent that would effectively strip the ceiling down to its paint-impregnated plaster. After treatment, only that which was painted "buon fresco" would remain. The only reproduction of the Sistine