My subject concerns the connection between religious premises and political decisions that restrict people\u27s liberty. This topic has implications for the constitutionality of laws adopted on religious grounds, and I sketch the most important of these implications at the conclusion of this article. My main focus, however, is the proper attitudes of citizens and legislators in our liberal democracy, and, in particular, whether they should rest their judgments on religious premises. In addressing this issue, I concentrate on the responsibilities of citizens and on laws restricting consenting sexual acts and abortions. My main burden is to illustrate two radically different ways in which religious premises may figure in political decisions, ...