Excerpt: When John Breaux retired from the Senate last year, many assumed that the let's-make-a-deal approach he had perfected in his 18 years of service had vanished with him. .... In retirement to a Washington consultant's role, Breaux has resurfaced as the spark plug of a 'Ceasefire on Health Care' campaign that already has achieved a few small successes and is aiming for much bigger breakthroughs in the effort to rescue America's dysfunctional medical delivery system.