"I don't want to be a Major League coach"

In this quote, Barry Bonds is expressing his absence of desire to become a Major League coach. As a former professional baseball gamer, Bonds has likely been approached or considered for training positions in the past. Nevertheless, he is making it clear that training is not something he desires do. This could be due to a variety of factors, such as not desiring the pressure and responsibility that comes with training, or simply not having a passion for teaching and guiding others in the sport. Regardless of the factor, Bonds is making it known that training is not a course he wishes to pursue.