I know this is a stretch, and probably really hard from some to comprehend, but the trick is don’t respond. Like at all. Notice that someone enflamed your emotions under the guise of a logical argument? Count to 3 and walk away. Operant conditioning tells us that if you don’t react to a behavior it will go away; "In psychology, extinction refers to the gradual weakening of a conditioned response that results in the behavior decreasing or disappearing. In other words, the conditioned behavior eventually stops. " Or in other terms, don’t feed the trolls.
In fact, don’t even reply to this. Take the advice and move along.