A work is never completed except by some accident such as weariness, satisfaction, the need to deliver, or death: for, in relation to who or what is making it, it can only be one stage in a series of inner transformations.
One of the marks of maturity is the need for solitude: a city should not merely draw men together in many varied activities, but should permit each person to find, near at hand, moments of seclusion and peace.