With Apple's scroll wheel you can really stop on a dime when you find what you're looking for.

ENGADGET: iRiver H10: Hands-on review

But when they increase, the business can stop on a dime.

FORBES: When Too Much Success Is A Curse

That's how I saw myself, and imagining the speed, imagining Joey Buckley flying beside me, our hands on the wheels, ready to stop on a dime, I decided we'd do just that we'd race down the hill this morning, early, before too many people were sitting around the courtyard on such a fine day.

NPR: Excerpt: 'Warm Springs'