Who do you believe?

Joe Biden:‘We Have to Go Spend Money to Keep From Going Bankrupt’

...or...

Congressional Budget Office Director's blog:

The Long-Term Budget Outlook: Today I had the opportunity to testify before the Senate Budget Committee about CBO’s most recent analysis of the long-term budget outlook. Under current law, the federal budget is on an unsustainable path, because federal debt will continue to grow much faster than the economy over the long run.