Border enforcement coupled with employer sanctions and threatening employers who hire immigration law violators is insufficient.

Learning to distinguish the illegal immigrant from the legal immigrant does not solve the problem of illegal immigration.

Our immigration system is not broken. We don't need, and Congress shouldn't enact, amnesty.

Next, we will create a modern immigration law.

Libertarian immigration policy would be an experiment in which I don't think we should participate. We should not bet the republic that the results will be good. I suspect the results would be a disaster and the end of the American experiment.

As long as we build walls around our cities, we make desperate people who want to come in more resolute to bring them down.