That, for the time being, as in this poem, is often shut up in the cellar, where its voice cannot be heard.
This is, as I said, a crisis of common occurrence.

It may be rightly directed, its evil controlled, and a noble object chosen for the satisfaction of the impulse.

Here, that is not the case; and Browning describes its beginning with great freshness and force as Juan walks down to the fair with Elvire.

Nor has he omitted to treat other forms of it in his poetry.

He knew how usual it was, but he has here made it unusual by putting it into the heart of a man who, before he yielded to it, was pleased to make it the subject of a wandering metaphysical analysis; who sees not only how it appears to himself in three or four moods, but how it looks to the weary, half-jealous wife to whom he is so rude while he strives to be courteous, and to the bold, free, conscienceless child of nature whose favour he buys, and with whom, after all his barren metaphysics, he departs, only to attain, when his brief spell of foolish freedom is over, loneliness and cynic satiety.