• nasty joke- a student makes a joke about cambridge and says wheres the university 
• if we are brains in a vat we don't need more than one brain in a vat 
• other minds 
• reverse spectrum question 
• what is conciousness? 
• "it hurts" 
• "Does it hurt you?" 
• molijeux 
• first person use of pain 
• third person use of pain 
• both go into the language of pain and are crucially part of the language of pain 
• third person use is exclusively about behavior 
• subjective - it depends on the subject for its truth 
• objective - something that is independent of a given subject 
• solopsism 
• analogy in me 
• a causes b 
• judiciery pain 
• pain calculation 
• category mistake 
• makes joke a little nastier i dont want to know where the building is i want to know where the university is