ABSTRACT
FiftyyearsagoGilbertRylepublishedhismostfamousandinfluentialwork,hisbook TheConceptofMind(1949).1Inthisbookalreadywefindsomemainthemesof Ryle'sphilosophicalcareer,severalofwhichhavehadlong-lastinginfluence:the attackondualism,formainexample,andthevariousprongsofthatattack,suchas thedistinctionbetweenknowledgehowandknowledgethat.TodayIwouldliketo discussonesuchthemestillnowafocusofintenseinterest:thestatusofour'selfknowledge',asithascometobeknown.
