Read it through once

“A true Janian reply! Good angels be my guard! She comes from the other world—from the abode of people who are dead; and tells me so when she meets me alone here in the gloaming! If I dared, I’d touch you, to see if you are substance or shadow, you elf!—but I’d as soon offer to take hold of a blue _ignis fatuus_ light in a marsh. Truant! truant!” he added, when he had paused an instant. “Absent from me a whole month, and forgetting me quite, I’ll be sworn!”