“Thus even supposedly unadulterated facts of observation already are interfused with all sorts of conceptual pictures, model concepts, theories or whatever expression you choose. The choice is not whether to remain in the field of data or to theorize; the choice is only between models that are more or less abstract, generalized, near or more remote from direct observation, more or less suitable to represent observed phenomena.” FactsChoicesFieldsExpressionTheoryModelsConceptsDirectObservationDataAbstractYou ChooseSuitable Author:Ludwig von Bertalanffy
