It's interesting as one grows older to keep in touch with the cutting edge.

The hand is the cutting edge of the mind.

You name it, we're out there with the latest and the best cutting edge.

I'm a happy camper because by doing this I have an opportunity to be on the cutting edge of research.

John Cage would be thoroughly disappointed if he knew that he was still considered cutting edge in 2010......

The problem with the cutting edge is that someone has to bleed