How do you train Fischer Random?!

when I heard about this chess mode and played it - I just fell in love with it. There is no theory here, Mr. Bobby Fischer himself said that in modern chess theory is IMPORTANT, that is, you should make 10-15 moves automatically. This man really knew this game from the outside and from the inside, and this is important. But there is no theory here, if we speak poetically, then here is a flight of thought. I am guided by what Philidor said - pawns are the soul of chess. I try to create harmony among the pawns, thereby giving freedom to other figures. Of course, it does not always work out, because the opponent also wants to win and does not allow your plans to be realized). This is truly the beauty of such chess