" It is not made of air at all, but of ghost,—the substance of quintillions of quintillions of generations of souls blended into one immense translucency,—souls of people who thought in ways never resembling our ways. Whatever mortal man inhales that atmosphere, he takes into his blood the thrilling of these spirits; and they change the sense within him,—reshaping his notions of Space and Time,—so that he can see only as they used to see, and feel only as they used to feel, and think only as they used to think. Soft as sleep are these changes of sense; and Horai, discerned across them, might thus be described:— "
― Lafcadio Hearn , Kwaidan: Stories and Studies of Strange Things