A scientist shouldn't be asked to judge the economic and moral value of his work. All we should ask the scientist to do is find the truth-and then not keep it from anyone.

As in biomedical science, pioneering industrial inventions have not been mothered by necessity. Rather, inventions for which there was no commercial use only later became the commercial airplanes, xerography and lasers on which modern society depends.

No matter how counter-intuitive it may seem, basic research has proven over and over to be the lifeline of practical advances in medicine.

I told my three sons stories about germs more than fifty years ago as fanciful bedtime tales.

Analysis of the composition of samples of DNA from a great variety of sources and by many investigators revealed the remarkable fact that the purine content always equals the pyrimidine content.

Without advances, medicine regresses and reverts to witchcraft.