Page:The Philosophy of Creation.djvu/216



foregoing principles are indispensable as a preparation for the discussion of the subject of sensation, because the constitution of the sentient being and of the universe is involved in the exercise of this function. One form of sensation explains all, for the same philosophy is employed in the understanding and explanation of each sense-organ.

Consider the sense of touch. The finger being placed upon sandpaper, the sensation of roughness is produced. The paper disposes the nerves of the finger in a certain form. The inflowing life-force is thereby affected in the ultimate, the finger, and then changes on interior planes to correspond with the form of activity in the ultimate, which produces a corresponding impression