On AZ, I've seen people blame their game on chalk, aiming systems (or lack of), balls, and anything imaginable.
In 1974, Mark Jones lost the use of his legs from an automobile accident. At a low point in his life, he didn't want to continue living in this condition. He even thought about putting a bullet through his head. He persevered and has been invited to four World Wheelchair 9-Ball championships.
http://www.cnn.com/2014/03/12/health/human-factor-mark-jones/
In 1974, Mark Jones lost the use of his legs from an automobile accident. At a low point in his life, he didn't want to continue living in this condition. He even thought about putting a bullet through his head. He persevered and has been invited to four World Wheelchair 9-Ball championships.
http://www.cnn.com/2014/03/12/health/human-factor-mark-jones/