Yet, in truth, these races and tribes differ more widely, each from each, than the Calmuc from the Greek,--differ in attributes and powers.

In the drop of water you see how the animalculae vary, how vast and terrible are some of those monster mites as compared with others.

Equally so with the inhabitants of the atmosphere: some of surpassing wisdom, some of horrible malignity; some hostile as fiends to men, others gentle as messengers between earth and heaven.
"He who would establish intercourse with these varying beings resembles the traveller who would penetrate into unknown lands.

He is exposed to strange dangers and unconjectured terrors.

THAT INTERCOURSE ONCE GAINED, I CANNOT SECURE THEE FROM THE CHANCES TO WHICH THY JOURNEY IS EXPOSED.
I cannot direct thee to paths free from the wanderings of the deadliest foes.