Well, I think what we need to remember is that budget deficits can impede economic activity.

There've been times where I wondered whether it was worth continuing in my own education.

The most important thing for small businesses is getting the economy back on its feet. That - the key driver of small business activity is demand for their product, and that is what we are trying to do, getting the economy back on its feet. That's far more important than other factors.

Well, a deficit reflects an imbalance between spending and revenue, and so narrowing it requires acting on one, the other or both.

Something that's unsustainable, like a dysfunctional relationship, can go on longer than you expect, and then end faster and messier than you think.

Social Security faces a long-term actuarial deficit, yes.

It is a foregone opportunity that we could have a trillion dollars more of income for the United States if we were producing at capacity rather than falling so far short of it.