The dilemma of modern medicine, and the underlying central flaw in medical education and, most of all, in the training of interns, is the irresistible drive to do something, anything. It is expected by patients and too often agreed to by their doctors, in the face of ignorance. – Lewis Thomas
A multitude of bees can tell the time of day, calculate the geometry of the suns position, argue about the best location for the next swarm. Bees do a lot of close observing of other bees maybe they know what follows stinging and do it anyway. – Lewis Thomas

