Planning a trip to a different country?  Thinking about learning the language?  Good for you! It is fun learning a new language and being able to use it.  According to the Foreign Service Institute some languages only take a few weeks to learn and some languages could take almost two years for you to understand and use the language.  If you are thinking about learning Spanish or French it will only take a few weeks to learn, when it comes to Chinese or Arabic plan on spending well over a year to be able to speak them.  Here is the list list of how long it will take to learn the language.