> In the stonework over a doorway in Southwark
(part of 'London' south of
 > the Thames) is a statement that many here should remember. It's the
 > doorway of Kilkaldy's Testing Works and reads :  
That should be 'Kirkaldy' of course. He was one of the first people to
test the strengths and other properties of various materials, and thus
provide a theoretical basis for engineering. And yet few have ever heard
of him.
 
 'Facts not Opinions'  
 An extension of that is an old tenant of mine: 
 
^^^^^^
Err, you rent rooms to sayings like this?
 Opinions are permissible, but not enforceable.
 Facts are indisputable. 
Indeed. Much the same sentiment,
-tony