When jurors receive that summons in the mail, they believe the court commanded them to attend, not the Constitution. Such a reality inverts role that juries were expected to play. Citizens have lost the sense that jury duty is constitution duty, and that "we the people" are responsible for our government.
We live in a contradictory world. Dispiriting events coincide with progress for human dignity. Bombs fall on children. The gay rights movement makes unimaginable gains. But when change occurs, it's because people find ways to act even in demoralizing times or when all the doors seem closed, and open up new possibilities by doing so.