Paul's greatest contribution to the progressive cause wasn't what he accomplished in the senate, although he accomplished a lot. It's the way he inspired others to take action, and taught them to be effective, and gave them the confidence to stand up and shout about what they believed it.
We love America just as much as they do. But in a different way. You see, they love America like a 4-year-old loves his mommy. Liberals love America like grown-ups. To a 4-year-old, everything Mommy does is wonderful and anyone who criticizes Mommy is bad. Grown-up love means actually understanding what you love, taking the good with the bad and helping your loved one grow.