We can and must deter terror; we can and must conduct surveillance; we can and must find terror cells and plotters; and we need to fight them aggressively in the battlefield abroad and prosecute them carefully under the law if they are citizens at home. But the zeal and arrogance of Bush and Cheney have done this at the expense of the heart and soul of Western jurisprudence and constitutional liberty. They must not get away with it. Our inheritance is too precious to squander in a fit of panic, sadism and hubris.