Set them both free in the same field in a mountain valley. One sees everything, small and large, with almost the same clearness; mountains and grasshoppers alike; the leaves on the branches, the veins in the pebbles, the bubbles in the stream: but he can remember nothing, and invent nothing. Patiently he sets himself to his mighty task; abandoning at once all thoughts of seizing transient effects, or giving general impressions of that which his eyes present to him in microscopical dissection, he chooses some small portion out of the infinite scene, and calculates with courage the number of weeks which must elapse before he can do justice to the intensity of his perceptions, or the fulness of matter in his subject.
Meantime, the other has been watching the change of the clouds, and the march of the light along the mountain sides; he beholds the entire scene in broad, soft masses of true gradation, and the very feebleness of his sight is in some sort an advantage to him, in making him more sensible of the aërial mystery of distance, and hiding from him the multitudes of circumstances which