He received a scholarship and was shipped off to France as a boy and attended military school at Brienne. Then he went to the École Militaire and he read countless books. Napoleon asked questions and could teach himself anything.
Except how to dance. He tried and tried (holding a chair) but it always made him too dizzy and he’d fall over.
Source:
https://www.thetanster.com/blog/2019/2/11/napoleon-memoirs-links