Knowing many languages is another basis of general development.
There are a lot of reasons to learn a new language. First and foremost, learning new languages help you to gain a lot of knowledge about that particular country and not inly that but also languages put your mind on an exercise. The knowledge of language is also important in another way. You are showing your general development by knowing many languages. However, there are a lot of other important reasons. One of them is that you can travel for work, study and pleasure without having any troubles.
To sum up, nothing in this world is unreasonable. Knowing languages are also a way to develop yourself.
Դավթյան Անահիտ 