" I think that with only one data point, we don’t know,” he told me. “But it’s rare for someone to make the kind of commitment you made, and I think your willingness to take on the challenge may make you different. You’re clearly not a random person, but on the other hand, I’m not sure there’s anything in how you improved that is completely outside the range of what a motivated college student could do. "

― Joshua Foer , Moonwalking with Einstein: The Art and Science of Remembering Everything