The descent to the infernal regions is easy enough, but to retrace one's steps, and reach the air above, there's the rub.

The descent to the infernal regions is easy enough, but to retrace one's steps, and reach the air above, there's the rub.

The descent to Avernus is easy

It is easy to go down into Hell; night and day, the gates of dark Death stand wide; but to climb back again, to retrace one's steps to the upper air - there's the rub, the task.

He follows his father with unequal steps.

It is easy to go down into Hell; night and day, the gates of dark Death stand wide; but to climb back again, to retrace one's steps to the upper air - there's the rub, the task