Allow those tensions to surface in the form of sharp exchanges or outand-out disputes, however, and you'll be amazed how much the general mood improves.

A third source said that there were 'short, sharp exchanges'.

When pressed about this again later, some sharp exchanges resulted.

It's bound to ruffle political feathers, especially in its unexpurgated version, but their sharp exchanges brim with spice and character.

The debates between the two gubernatorial candidates were sharp exchanges on issues involving the state's economic and crime problems.