In Advaita Vedānta, dreaming serves as a direct phenomenal inquiry into mind and consciousness and as a syllogistic illustration that unreal dream objects do not exist apart from the mind, thereby demonstrating the waking world's nonrealism and that waking objects are consciousness alone. The article argues that for Śaṅkara, the individual's waking cognitive construction is primarily epistemological rather than an external ontological power akin to a creator deity, though distinctions between individual and īśvara become indeterminable from the standpoint of nondual brahman.
Lucid dreaming can serve as a philosophical analogy for the paradox of embodiment in Śaṅkara's Advaita Vedānta doctrine of liberation-while-living (jīvanmukti). A lucid dreamer's experience of simultaneous embodiment and disembodiment parallels the liberated person's condition. The analogy also illustrates two orders of reality (waking and dreaming) and shows how lucidity insight can eliminate erroneous self-identity, mirroring Advaita metaphysics and epistemology. These parallels suggest plausible consistency for embodied liberation and help conceptualize what it would be like to be liberated.