What is not acceptable, what is a non-starter, is the notion that we can dispense with the law.

I stood on the bridge; I stood right there on the bridge looking down at the Rio Grande River, and what to my wondering eyes should appear, but a Mexican gentleman who had started himself a ferryboat service.

Inspecting IDs is a waste of time and money, but it's ideal from the bureaucratic point of view because it doesn't solve the problem.