This page has been proofread, but needs to be validated.

of the excited girls and the shining procession was in some fashion, I know not how, connected with what I had read. We cannot pass by the uprising of these images with some vague phrase about suggestion or imagination and shirk further inquiry. If with the physical eye twenty-five years ago a man had seen a winged aeroplane amid the clouds it had roused him to a tumult of speculation and inquiry. But if the same picture had been seen in the mind it would speedily have been buried as mere fancy. There would have been no speculation, though what appears within us might well be deemed more important than what appears without us. Every tint, tone, shape, light or shade in an interior image must have intelligible cause as the wires, planes, engines and propellers of the aeroplane have. We must infer, when the image is clear and precise, an original of which this is the reflection. Whence or when were the originals of the pictures we see in dream or reverie? There must be originals; and, if we are forced to dismiss as unthinkable any process by which the pictures of our personal memory could unconsciously be reshaped into new pictures which appear in themselves authentic copies