Natural selection needs the feeling??
Human(at least) has their feelings, such as anger, happiness, and depression, etc. But, is there an advantage for the survival of human being?? why natural selection choose the human being who has feelings??
I thought about this theme at last night...
I'm a freshman who majors in electric engineering.
Before several days, I studied for my exam on mathematics.
Accidently, an interesting idea hit me!
If my idea is wrong or meaningless, I welcome threads to explain why.
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The meaning of...