• Like many great ideas in biology, the idea implicating infectious causation in chronic diseases, though simple, has far-reaching implications. It is so simple and so significant, that one would think it would have been recognized by many and would be the starting point for any discussion on the causes of disease. Not yet.

    Paul W. Ewald (2000). “Plague Time: How Stealth Infections Cause Cancers, Heart Disease, and Other Deadly Ailments”, p.56, Simon and Schuster