Learning a foreign language is never easy, but contrary to common wisdom, it is possible for adults to process a language the same way a native speaker does. And over time, the processing improves even when the skill goes unused, researchers are reporting.
http://www.nytimes.com/2012/04/03/science/how-immersion-helps-to-learn-a-new-language.html?_r=2&scp=1&sq=foreign%20language&st=cse
