Dream is a series of thoughts, images and sensations occurring in a person's mind during sleep. Dream is a (a) — of unconscious wishes, thoughts and imaginations. It (b) — be sweet or horrible. When we dream (c) — pleasant, we call it a sweet dream. (d) — when we dream something extremely bad, we (e) — it a nightmare. Dream is meaningless if (f) — is a day dream. But dream has also (g) — real purpose as it is related to our (h) — emotional and physical well-being. The main benefit (i) — dream is that it produces new thoughts (j) — ideas in brain and helps to clean up clutter from mind.