human condition
< food for thought
< fancythattickles
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Dreams are successions of images , ideas , emotions , and sensations that occur involuntarily in the mind during certain stages of sleep . [ 1 ] The content and purpose of dreams are not definitively understood, though they have been a topic of scientific speculation, as well as a subject of philosophical and religious interest, throughout recorded history. The scientific study of dreams is called oneirology .
