Many Theresas have been born who found for themselves no epic life wherein there was a constant unfolding of far-resonant action; perhaps only a life of mistakes, the offspring of a certain spiritual grandeur ill-matched with the meanness of opportunity; perhaps a tragic failure which found no sacred poet and sank unwept into oblivion.
There are no more uses of "oblivion" in the book.
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And if he kept his eye peeled quickly he would see himself, an instant before oblivion,
Ray Bradbury -- Fahrenheit 451
The ache inside Thomas was deep and gnawing, and he tried to sink further into oblivion.