The functions of the family in a highly differentiated society are not to be interpreted as functions directly on behalf of the society, but on behalf of personality.
Talcott ParsonsA theoretical system does not merely state facts which have been observed and that logically deducible relations to other facts which have also been observed.
Talcott ParsonsBut the scientific importance of a change in knowledge of fact consists precisely in j its having consequences for a system of theory.
Talcott Parsons