The Uncanny Valley

..."Uncanny Valley" was a theory introduced by Ernst-Jentsch from 1906 in his work 'Zur Psychologie des Umheimlichen'. His perspective was cited by Sigmund Freud’s essay "The Uncanny", which became a famous theory. Irritated, Jiang Chen quickly flipped through the theory, as he tried to find a keyword among the lines of words.

"Because of our fear of death and diseases, empathy mechanism disorder, inability to sympathize with the...robots." Jiang Chen murmured under his breath as his hands holding the book lightly trembled.

[What is this feeling?]

He suppressed the irritation in his mind as Jiang Chen searched for the answers among the old robot magazines.