Everything that depends on the action of nature is by nature as good as it can be, and similarly everything that depends on art or any rational cause, and especially if it depends on the best of all causes.
Every art form changes, often at rates and in ways that cause discomfort to its devotees. But the arts also have a remarkable ability to withstand and absorb those changes, and to prove wrong the prophecies of their demise.
Undeserved praise causes more pangs of conscience later than undeserved blame, but probably only for this reason, that our power of judgment are more completely exposed by being over praised than by being unjustly underestimated.