What's the context? That now and finally co-occur has me stumped; that finally reads as finely has me doing a double-take, and that challenge to would make more sense if it were challenge against has me wondering what year the sentence was written in, as well as questioning whether it's a cruel joke of an exercise on mental gymnastics. What's the context?
Originally Posted by nimsooze
Alas, here's the best I can do for you:
To ground a challenge is to provide relevant evidence; metaphysical means above the physical, not of the body - colloquial usage, in your head, a mindtrip. As for copperplate, it could be in reference to a style of writing:
CopperplateThe structure no more...than reads, X can no more do this than Y can do that.
, or English round hand
, is also the name of a style of calligraphic
writing,... Its name comes from the sharp lines of the writing style resembling the etches of engraved copper. ...the term "copperplate" is sometimes disparagingly used to refer to standard cursive. Sources
All the best.