Stymied by Personal sickness
After an extensive lecture tour in 1956, Dr. Dooley returned to Laos
to set up a mobile medical unit, attempting to provide medical aids and
hopes to the natives. Because the Geneva agreement barred the entrance
of military personnel to this country, Dooley had to resign from Navy
and went to work as a civilian. The story is told in THE EDGE OF
TOMORROW. Next year, the ubiquitous Dr. Dooley turned up in the remote
village of Muong Sing, attempting to thwart his traditional enemies-
disease, ignorance, dirt, starvation--and hoping to quell the spread 
of evil forces. But his trained medical eyes soon told him that 
the pain in his back and chest was a harbinger of malignant cancer.

Cool one's heels--The shrewd mayor made the angry delegates cool their
heels in his outer office.
(to be kept waiting)