The Inner Life, Part 3, from Volume VII‪,‬

A superficial philosophy may attempt to refer all these dark phenomena of man's existence to his own passions, circumstances, and will; but the thoughtful observer cannot rest satisfied with secondary causes. The grossest materialism, at times, reveals something of that latent dread of an invisible and spiritual influence which is inseparable from our nature. Like Eliphaz the Temanite, it is conscious of a spirit passing before its face, the form whereof is not discerned.