Sorry, it's really low-res, warped, and obscured. I wouldn't be very helpful even if I give you the little bits that I can read. Where is this from?

• I can make up the first paragraph at all.

• Second paragraph: something about the sudden boost in energy you get during a fight or flight situation, or when you get that boost of adrenaline in extreme situations that allows you to do incredible feats.

• Third paragraph: seems to explain the above situation how it's about the human potential and it's not controlled by our minds.

• Fourth paragraph: something about Alzheimer's.

I can get some of the first paragraph, but it's not enough to form a phrase. Thanks, still! :D