"What the imagination seizes as beauty must be truth, whether it existed before or not.... The imagination may be compared to Adam's dream—he awoke and found it truth. I am more zealous in this affair because I have never yet been able to perceive how anything can be known for truth by consecutive reasoning, and yet [so] it must be.... However it may be, O for a life of sensations rather than of thoughts! It is a 'vision in the form of youth,' a shadow of reality to come."
A shadow of reality to come! What a light that sentence throws on the aspiration for sensations rather than thoughts, for beauty rather than logic, for the sight rather than the inference, for the direct rather than the mediate perception of the divine! So, at least, it is plain, Keats understood himself; and whether one counts his faith a vague self-deception, meaningless except to a mystic, or has found the most precious truth borne in upon his heart only by this selfsame way, the recognition of the poet's philosophy not merely lifts Keats out of and above the sphere of the purely sensuous, but reveals at once the spiritual substance which underlies his poetry, and which gives it vi-
