Michael Moore’s naive push for a single-payer system is making top Democrats uncomfortable:

Stoking the passions of rank-and-file Democrats for a government takeover of the healthcare system amounts to political folly, respond some liberal veterans of Washington’s healthcare battles.

“To presume that the private sector is going to sit idly by to see the destruction of private coverage I think is a misreading of reality,” said Ron Pollack of the advocacy group Families USA. “I think the presidential candidates understand that if healthcare reform is going to have a chance of success, it will require bipartisanship and a balance of public and private coverage. It cannot be the triumph of one ideology over the other.”