Who said anything about a ghetto?It is an analogy. I am starting to get the impression that you are a literalist. That's not a helpful tool in this discussion because all you do is outright deny rather than explain how what you've written does not fit the analogies and comparisons.
You could start with explaining how these two statements are meaningfully different:
"better to mistreat a small group of people rather than a large group of people."
"mistreating millions is far worse than mistreating a few thousands."
Explain the difference, don't just declare they are different.
First you associated terrorist with muslims (which I never said),
I stand by my characterization of your use of "politically incorrect" - the only people who use that term with respect to profiling are talking about profiling of minorities. Your follow-up reference to "appearance" and defense of the israeli system's racial profiling of arabs only confirm my initial evaluation.
you who must defend that fact that you need to search old solitaire playing ladies as much as young extreme radicals.
Jihad Jane is 50 years old. Your error is in believing that "profiling" works - that you can know who is an "extreme radical" with any level of certainty. As soon as you create a shortcut through security procedures, that shortcut becomes a vulnerability.