Houjun Liu

Relavitivism

Problems with Relavitivism:

  1. missing disagreement problem
  2. arbitrariness: anything could be right and wrong
  3. social infallibility; if people all agree on something, it becomes right

Mind-to-World Desire of Fit

When you have a desire, you change the world so that you fulfill it. “truth-apt”

“when you are hungry, you want food”

Mind-to-World Desire of Fit

Your belief changes as a function of the world. “truth-apt”

“reasoning/cognition and truth”

Simple Subjectivism

“murder is wrong” <=> “I disapprove of mrder.”

Views on…

StatementCognitivismNon-Cognitivism
murder is wrongdisapproval of murderingdisapproval of murdering
+ belief about moral reality

non-cognitivism: “murder is wrong”

emotivism

“boo murder”

perscriptivism

“don’t murder”

plan-expression

plans

embedding problem

“is deception wrong”; I wondb