The budget committee chairman went directly after Sen. Paul’s five-year budget plan, which he had clearly studied closely. Ryan’s criticism went roughly like this: yes, he said, you slash the Department of Education and make fast, dramatic cuts, but you don’t deal with entitlement spending. In the out years the deficit would sky-rocket, he said, making an air chart with his hand moving through the air and pointing sharply upward…

The private challenge from Sen. Paul reflects criticisms of Rep. Ryan’s plan Paul also made to HuffPost. Paul thinks that Ryan’s approach doesn’t go nearly far enough.

“Here’s how bad it is: The president’s proposal, his ten year plan, is 46 trillion in spending. Paul Ryan’s alternative, which everybody is going crazy over, is still 40 trillion dollars in spending,” Paul told HuffPost. “My problem with the whole thing is that all of the proposals basically increase spending.”