Bertrand Russell's Construction of the External World

accepted acquaintance actual analysis Analysis of Matter appearances aspects assume basis beliefs called certain Chapter clear common complex concepts concerned considered constituents constructions containing correlated corresponding criticism defined definition denoting derived described descriptions determine difficulty discussion distinction earlier elements empirical entities epistemological evidence example existence experience expressed extent External World fact false feel function further given gives grounds hard data Human Knowledge implies important included inference interpretation introduced justified kind known later laws limit logical material objects Mathematics means metaphysical method Mind nature necessary notion numbers observer occur particular perceived percepts perspective Philosophy physics position possible precise present Principles problem properties propositions psychological question rational numbers reason reference relation result Russell Russell maintains Russell's sensations sense sense-data sensible similar space statements symbols theory thing true truth unperceived