Reconceiving Our Feeling of Space.—Is it real or imaginary things which have built up the greater proportion of man's happiness? It is certain, at all events, that the extent of the distance between the highest point of happiness and the lowest point of unhappiness has been established only with the help of imaginary things. As a consequence, this kind of a conception of space is always, under the influence of science, becoming smaller and smaller: in the same way as science has taught us, and is still teaching us, to look upon the earth as small—yea, to look upon the entire solar system as a mere point.