On why the far Left (and the far Right, for that matter) doesn't understand how a representative democracy actually works:
Liberal Base Proves Trying to Democrats (NY Times)
“There is a tendency in American politics for the people who feel most passionately about an issue, particularly ones that focus on a single issue, to be unrealistic in what a democratic political system can deliver,” Mr. Frank said, “and that can be self-defeating.”Permanent change is nearly always incremental. If the 2oth Century has taught us anything, it's that revolutions don't always have staying power. Instead, take an inch, take an inch, take an inch. Though the inches might be few and far between, pretty soon, you'll get to where you're going.
Maybe it's not perfect, but what would you rather have? Guillotines?