If you don't want to drink, don't. Most people don't care.
Downsides to not drinking:
It's fun
Everything is funnier while intoxicated
You do incredibly stupid things that make for great stories down the road
Upsides to not drinking:
Chicks still get drunk
Your chances of getting laid increase when you're not spend the night projectile-vomiting in the bathroom
Chicks still get drunk
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