The most merciful thing in the world... is the inability of the human mind to correlate all its contents.

I know always that I am an outsider; a stranger in this century and among those who are still men.

There are horrors beyond life's edge that we do not suspect, and once in a while man's evil prying calls them just within our range.

The basis of all true cosmic horror is violation of the order of nature, and the profoundest violations are always the least concrete and describable.

Non- Euclidean calculus and quantum physics are enough to stretch any brain; and when one mixes them with folklore, and tries to trace a strange background of multi-dimensional reality behind the ghoulish hints of Gothic tales and the wild whispers of the chimney-corner, one can hardly expect to be wholly free from mental tension. (Dreams In The Witch-House)

Vigorous let us be in attaining our ends, and mild in our method of attainment.

Now all my tales are based on the fundemental premise that common human laws and interests and emotions have no validity or significance in the vast cosmos-at-large.... To achieve the essence of real externality, whether of time or space or dimension, one must forget that such things as organic life, good and evil, love and hate, and all such local attributes of a negligible and temporary race called mankind, have any existence at all.