If you follow this workout exactly, I promise you'll have the pump of your life! Make sure you hit all the reps and all the sets, even if you feel like you can't. Your hard work and perseverance will be rewarded by a strong body and a strong mind!
Even if you absolutely kill it in the gym today, don't shirk your other responsibilities. Being the Big Man On Campus means that you can balance your school work, social life and time in the gym. If you have homework, do it. You'll feel better knowing you have everything checked off your 'to do' list.