Good Advice from Ben

I wish someone had given me this advice in college:

There was another bookish lad in the town, John Collins by name, with whom I was intimately acquainted. We sometimes disputed, and very fond we were of argument, and very desirous of confuting one another--which disputatious turn, by the way, is apt to become a very bad habit, making people often extremely disagreeable in company, by the contradiction that is necessary to bring it into practice; and thence besides souring and spoiling the conversation, it is productive of disgusts and perhaps enmities where you may have occasion for friendship. I had caught it by reading my father's books of dispute on religion. Persons of good sense, I have since observed, seldom fall into it...
-from the Autobiography of Benjamin Franklin