Empty brain, composite image.

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Size: 7252px × 4819px
Photo credit: © FRANCESCO ZERILLI/ZERILLIMEDIA/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: -, brain, cloud, clueless, concept, concepts, conceptual, confused, confusion, frustration, ignorance, incomprehension, innocence, minded, naive, oblivious, open, stupidity, uncertainty, uncomprehending, uninformed, unknowing