Medicine today is agitated by the crossing and intertwining of two formerly discrete lines of endeavor in research, the study of blood coagulation and the study of atherosclerosis. The turbulence created reminds me of trying to make sense out of the activities of an army of workmen with pneumatic drills making a vast racket and spreading such a cloud of dust that the casual onlooker is choked and repelled. From time to time, when the power is shut off or the workers rest from their labors, one may get a fair view of what goes on. Unfortunately, only rarely does one see signs of a real breakthrough. It usually happens in research that the large majority of the diligent workers turn up nothing but dust. Rarely does one break into a secret cavern and disclose facts and ideas which may lead to progress.
The existence of warm-blooded animals, mammals and