Could Shakespeare give a theory of Shakespeare?

Now every one must do after his kind, be he asp or angel, and these must.

Nothing can bring you peace but yourself. Nothing can bring you peace but the triumph of principles.

Every novel is a debtor to Homer.

The uses of travel are occasional, and short; but the best fruit it finds, when it finds it, is conversation; and this is a main function of life.

The sweetest music is not in the oratorio, but in the human voice when it speaks from its instant life tones of tenderness, truth, or courage.

The universal does not attract us until housed in an individual.