One of the most indispensable resources on the entire internet is a simple web page that describes the generally accepted logical fallacies. When you encounter a debate that seems confusing or intuitively incorrect, it’s a great technique to look over the fallacies and see if the arguments in the debate rely on any of them. I’ve found that the most common are:
Watch out for these fallacies when you encounter debates online. Even people that you would expect to be experts at logic and argumentation are prone to committing them.