instruction:
In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.
question:
More importantly , the discovery of celestial bodies orbiting something other than the Earth dealt a blow to the then-accepted Ptolemaic world system .
answer:
More importantly , the discovery of celestial bodies orbiting something other than Earth dealt a blow to the then-accepted Ptolemaic world system , which held that Earth was at the center of the universe and all other celestial bodies revolved around it .

question:
It may be better explained by the motto adopted by the 18th-century antiquary , Sir Richard Colt Hoare , " We speak from facts not theory " .
answer:
The essence of antiquarianism is a focus on the empirical evidence of the past , and is perhaps best encapsulated in the motto adopted by the 18th-century antiquary Sir Richard Colt Hoare , " We speak from facts , not theory . "

question:
Much work and research in compiler theory and design was caused by the need to generate good code for Fortran programs .
answer:
The development of Fortran paralleled the early evolution of compiler technology , and many advances in the theory and design of compilers were specifically motivated by the need to generate efficient code for Fortran programs .