Truly, learning appears to be a reverse geometric progression with experiences at one hour, one day, one month or one year dramatically more influential and formative than later experiences. As has often been quoted, 85% of brain development takes place by age 3, and yet we spend only 4% of our educational dollars by that point.
When I went to Moscow, I felt I was relearning Swan Lake - which was written for the Bolshoi - and being immersed in a tradition and history I had never experienced. It took a while to adjust to living there and learning the language, but now I have lots of friends. I get the best of two completely different worlds.