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.

Input: Consider Input: If you want your position to be taken seriously from any moral perspective, you cannot say "i don't care if it's rational, just that we get to make the decision."

Output: Invalid

Input: Consider Input: The government has no say in who marries, but marriage should be used to raise a family, and children, and keep the family going.

Output: Valid

Input: Consider Input: Practical problems are not a good justification to ban civil liberties, especially when the argument for gay marriage is not that it's "easy" but that it's "right".
Output: Valid