Our brains deliberately make us forget things, to prevent insanity

Sometimes I believe that this less material life is our truer life, and that our vain presence on the terraqueous globe is itself the secondary or merely virtual phenomenon.

We shall see that at which dogs howl in the dark, and that at which cats prick up their ears after midnight.

Who knows the end? What has risen may sink, and what has sunk may rise. Loathsomeness waits and dreams in the deep, and decay spreads over the tottering cities of men.

The ignorant and the deluded are, I think, in a strange way to be envied. That which is not known of does not trouble us, while an imagined but insubstantial peril does not harm us. To know the truths behind reality is a far greater burden.

To the scientist there is the joy in pursuing truth which nearly counteracts the depressing revelations of truth.

With hidden powers of unknown extent apparently at his disposal, Curwen was not a man who could safely be warned to leave town.