It is to learn foreign languages. Everybody his tongue, but it is useful to know foreign languages.
I learn English I understand that I can use it. For example, if I go to England I'll be able to speak English there. If I to the USA, I'll speak English too. English not only in England, but also in other parts of the world.
I learn English because I want to read foreign literature in the original. I know and like such English and American as Charles Dickens, Mark Twain, Lewis Carroll and others. I understand that I must learn English. If I English well, I'll be to go to the library and take books by English and American writers in the original.
I like to travel. But it is to visit countries, when you don't know the language of countries. If I know the language of the country, where I am going to it will be easy to travel there. If I want to ask something, I do it in English.
of foreign languages helps young people of countries to understand each other, to develop friendship among them.
Now we buy many clothes from other countries. If you know English well, you can read something the size of this or that thing. It is clear for you what it is of.
There are a lot of films in foreign languages. If you know them, you can understand films without help.
There are friendship camps in the world. If you can speak foreign languages, it will be easy for you to such camps. In short, I understand that I have to learn English and I to do my best.