Calipari also says Kentucky is n't for everybody and Booker said you have to have a certain make up to play your college ball in Lexington .
Booker has blossomed into one of the NBA 's brightest young stars .
Calipari also says Kentucky is n't for everybody and Booker , who has blossomed into one of the NBA 's brightest young stars , said you have to have a certain make up to play your college ball in Lexington .