To be honest, it's not worth the effort to learn a whole new language and give up on English. Learning a language past 20 years of age is incredibly difficult.
Perk your brain up by using a Solaray product called Ginseng & Gotu Kola. Besides the active ingredients in its name, it also includes that active ingredient Eleuthero. Works. But be sure to maintain a good diet, because you can stress your brain otherwise. Solaray suggests using the product 2 weeks, and then taking a week off.
