Self-Awareness:The ability to recognize oneself as a distinct entity, separate from the environment and other individuals, and to have an understanding of one's own thoughts, feelings, and behaviors.
Qualia:The subjective, first-person experience of sensations, perceptions, and mental states, such as the feeling of pain or the experience of the color red.
Altered States of Consciousness: Temporary changes in one's normal state of waking consciousness, such as those induced by meditation, psychoactive drugs, or certain medical conditions.