The state dictates and coerces; religion teaches and persuades. The state enacts laws; religion gives commandments. The state is armed with physical force and makes use of it if need be; the force of religion is love and benevolence.
In this age, in this country, public sentiment is everything. With it, nothing can fail; against it, nothing can succeed. Whoever molds public sentiment goes deeper than he who enacts statutes, or pronounces judicial decisions.
We've seen what violent regime change looks like in Libya and the kind of chaos that can be unleashed. And, indeed, the kind of misery that it enacts on its own people.