For guilt has its moment of rapture too.

The foremost result of a broken law is ever an ecstatic sense of freedom.

And thus there exhaled upward (out of their dark sympathy, at the base of which lay a human corpse) a bliss, or an insanity, which the unhappy pair imagined to be well worth the sleepy innocence that was forever lost to them.
As their spirits rose to the solemn madness of the occasion, they went onward, not stealthily, not fearfully, but with a stately gait and aspect.

Passion lent them (as it does to meaner shapes) its brief nobility of carriage.

They trod through the streets of Rome, as if they, too, were among the majestic and guilty shadows, that, from ages long gone by, have haunted the blood-stained city.