Very ominous textbook opening paragraph

from my friend Keith  

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@curiouswavefn RT @freelanceastro: 

Best opening paragraph of a physics textbook, ever.

 (https://books.google.com/books?id=OfEIBAAAQBAJ&lpg=PP1&pg=PA1#v=onepage&q&f=false) http://twitter.com/freelanceastro/status/702204509045420032/photo/1

One appropriate Twitter comment:

@freelanceastro @marshray 

I *really* hope that's the intro to the chapter on correlation versus causation

 

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