We all know what a dream is. Generally we dream during our sleep. Some dreams are sweet or (a) —. When we dream something extremely bad, we call it a (b) —. Dreams have no (c) —. They are soft and (d) —. The dream we have during the day time is called (e) —. Dreams have fascinated philosophers for thousands of years, but none could (f) — specifically what dream actually is. Dreams can be extraordinarily (g) — or very vague. While many theories have been proposed, no consensus has emerged. It is important to consider that science is still (h) — the exact purpose and function of sleep itself. Some researchers suggest that dreams have no (i) — purpose, while others believe that (j) — is essential to mental, emotional and physical well-being

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