10.3 Science:10.3.1 History and Philosophy of Science 10.3.2 The Physical Sciences 10.3.3 The Earth Sciences 10.3.4 The Biological Sciences 10.3.5 Medicine 10.3.6 The Social Sciences, Psychology, Linguistics 10.3.7 The Technological Sciences
——Mortimer J. AdlerThe Outline of Knowledge in the Propædia http://en.wikipedia.org/wiki/Prop%C3%A6dia