Page:Ideas of Good and Evil, Yeats, 1903.djvu/125

The Philosophy of Shelley's Poetry. perceiving that an image that has transcended particular time and place becomes a symbol, passes beyond death, as it were, and becomes a living soul.

When Shelley went to the Continent with Godwin's daughter in 1812 they sailed down certain great rivers in an open boat, and when he summed up in his preface to Laon and Cythna the things that helped to make him a poet, he spoke of these voyages: 'I have sailed down mighty rivers and seen the sun rise and set and the stars come forth whilst I sailed night and day down a rapid stream among mountains.

He may have seen some cave that was the bed of a rivulet by some river side, or have followed some mountain stream to its source in a cave, for from his return to England rivers and streams and wells, flowing through caves or rising in them, came into every poem of his that was of any length, and always with the precision of symbols. Alastor passed in his boat along a river in a cave; and when for the 115