Self-lie

And there comes even to the thinker an hour when he believes at last, that never will he be a social star nor great in anything but his thoughts, and he becomes resigned, which means convinced of the truth of the self-lie that all the lonely days he has been telling.

Source: wiktionary

At the same time I want to hold on to the fact that each modality of the self-lie also performs the presence, albeit as an obscene underside, of a traumatic truth.

Source: wiktionary

When people are exposed to information they cannot cope with, they steer away from that information. This state of denial may be an unintentional self-lie. It is a state of knowing and simultaneously not knowing.

Source: wiktionary