The cost of birth control is one reason poor women are more than three times as likely to end up pregnant unintentionally as middle-class women.

In short, birth control is not a frill that can be lightly dropped to avoid offending bishops. Coverage for contraception should be a pillar of our public health policy — and, it seems to me, of any faith-based effort to be our brother’s keeper, or our sister’s…

After all, do we really want to make accommodations across the range of faith? What if organizations affiliated with Jehovah’s Witnesses insisted on health insurance that did not cover blood transfusions? What if ultraconservative Muslim or Jewish organizations objected to health care except at sex-segregated clinics?

The basic principle of American life is that we try to respect religious beliefs, and accommodate them where we can. But we ban polygamy, for example, even for the pious. Your freedom to believe does not always give you a freedom to act.