The really arrogant thing about this girl is the implicit notion that "those Israelis might not care about killing lowly Palestinians, but they will be reluctant to kill someone truly important, like me. I am a white American, and therefore I am special and protected, no matter what I do. If the Israelis kill me, there will be hell to pay. Just imagine the world outrage if anything happens to me. No, I am pretty safe because of who I am.
Of course, it never occurred to her that sh could get right in front of a tank and the driver might not see her at all. The driver never got to see her and perceive her special status and importance in the world.