Genie

1.) Psamtik had two babies isolated in hopes of seeing if they developed language naturally, which they of course did not. Psamtik's experiment did not meet enough of the requirements to be called scientifically valid.

2.) Abel mentions the connection be between metaphysics and linguistics. Certain things can not be fully understood, but the questions remain, they just surpass science at the time.

3.) Linguistics is in now way related to Astronomy. The movement and location of stars is irrelevant to the formation and evolution of the human language.

4.) The social worker feared the girl was severely autistic because of of the main symptoms of autism is the inability to speak and the awkward way of holding one's body up.

5.) Language was originally thought to be theological and too complex to study. Then the general understanding shifted to believe it was biological, but because it could not be coded to a specific gene or chromosome, it was thought to be psychological because the brain is very poorly understood by modern science.