" few days later, I wanted to return to the same coffee shop. And yet again, I couldn't remember how to get there! It was literally four blocks away from my brother's house, but the directions had vanished from my head. This is a perfect example of a quirk when it comes to learning: Just because you know something once doesn't mean you'll always remember it. "

― Pooja K. Agarwal , Powerful Teaching: Unleash the Science of Learning