An effective way to critique a deductive argument is - Use a different form and create a counterexample. All dogs are warm-blooded. All warm-blooded creatures are mammals.
Full Answer
These are called premises, and are the assumptions the argument is built on; or to look at it another way, the reasons for accepting the argument. A - inference.
A deductive argument always requires a number of core assumptions. These are called premises, and are the assumptions the argument is built on; or to look at it another way, the reasons for accepting the argument.
Argumentum ad hominem literally means "argument directed at the man" and it occurs when you justify your refusal to accept an idea by criticizing the person who made the statement . This is a fallacy because the truth of an idea doesn't depend on the virtues of its presenter.
This fallacy is committed when someone introduces irrelevant material to the issue being discussed, so that everyone's attention is diverted away from the points made, towards a different conclusion.
The straw man fallacy is when you misrepresent someone else's position so that it can be attacked more easily, knock down that misrepresented position, then conclude that the original position has been demolished.
For example, "If we legalize marijuana, then more people would start to take crack and heroin, and we'd have to legalize those too. Before long we'd have a nation full of drug-addicts on welfare."
Attaches a choice or action to the audience's sense of group identity. You can stir it by comparing the audience with a successful rival.