Do it. I'll get you so wasted you won't even remember who you are. No really. The last guy I partied with woke up in a POW camp in Afghanistan wearing nothing but a parisol. Which was lodged in his penis.
I said endurance, not intelligence or decisiveness. Also, you're going through the hell of Math and Phys without a degree in mind?

Uh, you're the biggest masochist I've ever met. And keep in mind I know a guy who went a month with his feet in a kiddie pool with jumper cables on his nuts and nipples.