human head. a man`s brain is open. abstract form of an open human head. profile man. idea. a light bulb in my head. human brain.

anatomy box brain brainstorming consciousness cover design dreams fake fantasy figure form freud head human hypnosis idea illusion information insight intellect intelligence lamp man manipulation medica medicine memory men mind mindedness open pattern profile propaganda psychologist psychology reflections science secret shape silhouette skull start subconscious suggestion thinking thoughts trend vector worldview