Memory is the greatest challenge to learning a foreign language; there are just  too many words and too many rules. For every new word we learn, we seem to  forget two old ones, making fluency seem out of reach. Fluent Forever tackles  this challenge head-on. Starting with pronunciation, you'll learn how to rewire  your ears and turn foreign sounds into familiar sounds. And with the help of  sophisticated spaced-repetition techniques, you'll be able to memorize hundreds  of words a month in minutes every day. This is brain hacking at its most  exciting, taking what we know about neuroscience and linguistics and using it  to create the most efficient and enjoyable way to learn a foreign language in  the spare minutes of your day.