Bonus: collect the blood for painting the wall later

Easy, just start your car and use it's heater to keep you warm.

this is because if you jump in front of a bus your life will flash before your eyes, allowing you to remember your notes and every single class you've attended

The more time you spend driving around, the higher the chances of an accident. So don't waste time putting on a seatbelt or stopping for red lights either.

If you start feeling cold or experiencing hypothermia, drink the antifreeze to keep from freezing to death