tates I Gradwell, 243 U.S. 476, 485, 37 S.Ct. 407, 61 L.Ed. 857 (1917); McBoyle United States, 283 U.S. 25, 27, 51 S.Ct. 340, 75 L.Ed. 816 (1931); United Stalest Bass, 404 U.S. 336, 347-349, 92 S.Ct. 515, 30 L.Ed.2d 488 (1971). This venerable rule not only vindicates the fundamental principle that no citizen shou