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“An interpretation [of a formal system] will be meaningful to the extent that is accurately reflects some isomorphism to the real world.”
― Douglas R. Hofstadter, Godel, Escher, Bach: An Eternal Golden Braid

“An interpretation [of a formal system] will be meaningful to the extent that it accurately reflects some isomorphism to the real world.”
― Douglas R. Hofstadter, Godel, Escher, Bach: An Eternal Golden Braid

“{W}e can transfer the study of any formal system—in fact the study of ”
― Douglas R. Hofstadter, Godel, Escher, Bach: An Eternal Golden Braid

“[W]e can transfer the study of any formal system—in fact the study of [all] formal systems—into number theory.”
― Douglas R. Hofstadter, Godel, Escher, Bach: An Eternal Golden Braid

“[M]eaning is an automatic by-product of our recognition of any isomorphism.”
― Douglas R. hofstadter, Godel, Escher, Bach: An Eternal Golden Braid