With 13 you may have many dreams.
But the most important thing is always to be prepared as good as possible, if you ever want to move to another country. Here in Germany there are at the moment many many TV documentations about Germans who move to foreign countries. And so often there are people who don't speak the language of the country, who have never been to that country before and so on...
And then those people always wonder why they are outsiders in that country.