Things that can't go on forever... don't.

Economists are very good at saying that something cannot go on forever, but not so good at saying when it will stop.

For almost 50 years polls have shown that a large majority of the public believe that the budget should be balanced, and for all that time they have elected office seekers who would not balance it. The public cares about deficits, but doesn't care much.

If something is inevitable, it will happen

If you asked a sample of Americans "What is the temperature of Mars?" about 8% would say they don't know.

Trends that can't continue, won't.

[The Democrats] will say that the Reagan administrtion has given benefits to the rich at the expense of the poor - a term that they define broadly to include middle-income people, women, minorities, the aged, the young, farmers, steelworkers, and others.