It is difficult to say which is the greatest evil--to have...

It is difficult to say which is the greatest evil--to have too violent passions, or to be wholly devoid of them. Controlled with firmness, guided by discretion, and hallowed by the imagination, the passions are the vivifiers and quickeners of our being. Without passion there can be no energy of character. Indeed, the passions are like fire, useful in a thousand ways, and dangerous only in one--through their excess.