text: Third, if students are failing, and still attend extra-curricular activities, that shows a lack of discipline that they will need in order to survive in our world. If they think that they can fail a subject, and still have the luxury to take fun activities, then that takes away responsibilities. If they're the best football player in the country, and don't know any math, how are they going to be able to pay for their bills, or do their taxes. They'll rely on others to do it for them, who could possibly steal their money because of the lack of discipline they had in school.