Well, look, you damaged your hand, you replaced it with a prothesis. Did you become a robot?
No is!
- Time passed, replaced the second arm, legs, heart, liver. You are still a human being, right?
And yes man.
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I read a book about it when I was a child, what was its name? A! The smaragd city! Was it only the Japanese professor who knew the biography of the Iron Tree?