Historically, interest in virology developed because these tiny microbes caused significant human and veterinary disease. One picornavirus, foot-and-mouth disease virus, was the first animal disease virus discovered; it was identified by Friedrich Loeffler and Paul Frosch in 1898 as a filterable, infectious agent that caused the dreaded foot-and-mouth disease. The discovery of poliovirus as the etiologic agent of poliomyelitis was reported 11 years later by Karl Landsteiner and Edwin Popper...

His intrepid good sense confronts and unvisors a sophism, by whose authority soever it may be armed.

A bone may slip out of place.

Where Willow was thunderous and craggy, a sort of Makepeace Watermaster without a secret, Murgo writhed inside his habit like a ferret roped into a bag. Where Willow's fearless gaze was unruffled by knowledge, Murgo's signalled the lonely anguish of the cell.