I'm not arguing for single-elimination in the NBA or NHL: I think you could do best-of-5 in the first two rounds, then best-of-sevens for the conference finals and finals.

WSJ: NBA, NHL Playoffs: Why Are the Playoffs So Long?

Although it would definitely be useful to know your car's fuel mileage (a decline in miles per gallon is a good indicator of potential problems), I'm not dedicated enough to enter every single gasoline purchase.

CNN: Use your Mac to track your money

Because I'm not going to be right on every single issue.

CNN: Transcript of Thursday's Democratic presidential debate

And each case was different, but the conversations were sufficiently in depth and our relationship was sufficiently frank that I'm convinced that, at least to the analysts I dealt with, I did not come across a single one that felt it had been, in the military term, "inappropriate command influence" that led them to take that position.

CNN: Transcript: David Kay at Senate hearing

I'm not going to be able to get to every single person.

WHITEHOUSE: President Obama Holds Town Hall in New Orleans

And undoubtedly the single currency - rightly or wrongly, I'm not saying it necessarily logically follows - but it will be used as an argument for more integration.

BBC: News | BREAKFAST WITH FROST | Interview with Lords Brittan & Lamont

This is probably one of the single most important exercises you will ever carry out in connection with your money, and I'm not overstating its importance by saying that.

BBC: Pile of coins