We would like you to assess the QUALITY of each of the following argument (discussing Gay Marriage) and determine if the argument is Valid or Invalid. A valid argument is clearly interpretable and either expresses an argument, or a premise or a conclusion that can be used in an argument for the topic of gay marriage. An invalid argument is a phrase that cannot be interpreted as an argument or not on the topic of gay marriage.
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Question: If mental illness is a myth, the critics argue, so is physical illness[citation needed], because both categories have fuzzy boundaries and are to a large extent culturally determined.

Answer: Invalid


Question: But because our nation strives toward equality and religious freedom, if you do not feel that marriage is for everyone, then you need to keep it out of the laws, because putting it into law hurts people.

Answer: Valid


Question: It is not only their right, but their responsibility to vote their conscience, not yours, so for you punks to then think you are standing up and fighting for your rights just exemplifies how twisted your moral compass is.

Answer:
Invalid