Learn the best paid business language. Remember that the simplified is spoken in the People's Republic of China, which has 1.4 billion inhabitants, while the traditional is only used in Taiwan, which has only 27 million people.

Speaking the "lingua franca" is essential to travel, read manuals, study abroad, etc. The most spoken language in the world, allows having an effective tool when it comes to finding a job, since those who speak English have a better remuneration and the chances of finding a job are greater.