"To hold seances or to talk with the dead is no great thing, because such spirits are always among us on this living plane."
– Lord Meher, original print edition, p. 724
This is consistent with the writings of Swedenborg. This is very possibly what 'light orbs' are. Here is an online discussion about them, along with notes and photos by a psychic.
https://www.quora.com/What-can-small-orbs-of-light-do-to-you-Is-this-good-or-bad-If-you-have-them-sometimes-at-night-in-your-room-Should-I-be-worried