How to be Friends with an Introvert (without driving him completely bonkers)!

Hard on the heels of last week's surprisingly popular How to Be Friends with an Extrovert (without losing your mind completely), I'm now prepared to flip the coin and advise you on how to get along with the introverts in your life without driving them completely bonkers. 
Although to be fair, I should warn you up front that I might not exactly be the best person to offer advice on this subject, mostly because although I'm friends with a lot of introverts and love them dearly, I'm honestly ...