deeaimond, your schedule sounds horrific!
Not to sound flip, but can this help?
trailer for heavy books +
something easy to eat (raisins/nuts/banana) available at all times
= commute every day = more energy and stress relief
You really need to find some way to refill your energy stores, not just deplete them.
Winter riding is much less about badassery and much more about bundle-uppery. - malkin
1995 Kona Cinder Cone commuterFrankenbike/Selle Italia SLR Lady Gel Flow
2008 white Nakamura Summit Custom mtb/Terry Falcon X
2000 Schwinn Fastback Comp road bike/Specialized Jett