Sistine Chapel ceiling Section reference. Michelangelo wrote a poem describing the arduous conditions under which he worked The overt subject matter of the ceiling is the doctrine of humanity's need for Salvation as offered by God through Jesus. It is a visual metaphor of Humankind's need for a covenant with God. The Old Covenant of the Children of Israel through Moses and the New Covenant through Christ had already been represented around the walls of the chapel. Some experts, including Benjamin Blech and Vatican art historian Enrico Bruschini, have also noted less overt subject matter, which they describe as being "concealed" and "forbidden."
Sistine Chapel ceiling cleanly defined outlines make each subject easily visible from the floor. Despite the height of the ceiling, the proportions of the "Creation of Adam" are such that when standing beneath it, "it appears as if the viewer could simply raise a finger and meet those of God and Adam". Vasari tells us that the ceiling is "unfinished", that its unveiling occurred before it could be reworked with gold leaf and vivid blue lapis lazuli as was customary with frescoes and in order to better link the ceiling with the walls below it which were highlighted with a great deal of