Annoyance comments on Guilt by Association - Less Wrong

1 Post author: Annoyance 24 June 2009 05:29PM

You are viewing a comment permalink. View the original post to see all comments and the full post content.

Comments (38)

You are viewing a single comment's thread. Show more comments above.

Comment author: Annoyance 26 June 2009 04:51:18PM 2 points [-]

why people make the mistake that "if not Q, then also not P".

Um... I don't think that's a mistake. Given "If P, then Q", the non-existence or falsehood of Q requires that P also not exist / be false. It leads to contradiction, otherwise.