"I've been thinking about the record since I reached the fifty plateau. But you think about it and then you let it go because you can't waste many brain cells on hours thinking about it"

Mark McGwire is describing his achievement of reaching fifty home runs in a single season. He is stating that although he has been thinking of the record, he needs to let it go and not squander too much time thinking about it. This quote reflects McGwire's determination and commitment to his sport. He is focused on attaining his goals and is not letting himself get too captured up in the minute. He is also showing his understanding of the significance of balance and not letting something take in too much of his energy and time. McGwire's quote is a tip to us all to stay concentrated on our goals and to not let ourselves get too captured up in the minute.