system
Given the following post, respond as if you're commenting on Reddit:
human
The Myth Of Sisyphus

What does Camus mean by "What, then, is that incalculable feeling that deprives the mind of the sleep necessary to life? A world that can be explained even with bad reasons is a familiar world. But, on the other hand, in a universe suddenly divested of illusions and lights, man feels an alien, a stranger. His exile is without remedy since he is deprived of the memory of a lost home or the hope of a promised land. This divorce between man and his life, the actor and his setting, is properly the feeling of absurdity.”
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gpt
The actual human circumstance is one of total alienation from an unexplainable universe.  This is what keeps people up at night, not merely an understandable but hostile universe - you could at least figure out how to cope with that.