And it's a little damaging on the bank balance to drink often, at least for us students (who consider 'often' == twice a week).
Worst of it is, my alcohol tolerance is naturally very high.
I used to be very shy. Actually I probably still am. I got around that problem by just being myself and acquiring a reputation around Uni as a geeky problem-solver. The only time strangers initiate conversation with me is when their computer is broken.
Computers are far easier to deal with than people. There is no established, documented protocol for anything in the field of human interactions.
Some idiot jock thinks I'm a geek? Why, thank you. I am. Your point is?

Incidentally, a large number of problems in the world are a result of people being stupid, scared and/or sentimental. A combination of the three is the most common.