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.

Certainly the arguments of freedom and equality apply as equally to same-sex marriage as they do to incestuous marriage, but foundation of the debate is the harms incestuous marriage creates.
Valid

What I do about slavery, and the colored race, I do because I believe it helps to save the Union; and what I forbear, I forbear because I do not believe it would help to save the Union.
Invalid

The incidence of sickle cell anemia is highest among the black race, therefore, black people should not be allowed to have children.We know enough about sickel cell anemia's spread to guard against a widespread increase.

Invalid