Translation of imprescindible

I remember that after highschool I went to study English in New York. First I did not know whether the city was right for me cause I wanted a place where I would not feel lost. However, it was the right choice.
I've never been to Switzerland, but I've been thinking about visiting it for a long time. Until now I was only in France and Holland. I should take the time and travel and visit new places.
I guess the whole idea is about improvement, correct? How are you these days anyway. Since I want to practice a bit, I decided to join here. I'll be happy to start with you. Let us try it.