No American conservative has ever argued that the government should never be involved in peoples' lives. That is anarchy, and we don't argue for that.
There are surely times when a conservative and a liberal would agree. We would agree on how moral it is to discriminate on the basis of race. There's absolutely no light between those two positions. It becomes a little more complex when you talk about law as opposed to morality.
Also, when you escape a Communist regime, you treasure liberty and you understand that as government and state expand, liberty must contract.
Proponents of same-sex marriage regularly label opponents 'radical' and 'extremist.' However, given that no society in thousands of years has allowed same-sex marriage, it is, by definition, the proponents of same-sex marriage whose position is radical and extreme.
Lalu Prasad Yadav