The Value of Superstition

Written by celestina on January 24, 2007

Today, a black cat crossed my path (I live with three, so it happens pretty often), and a murder of crows called me outside to check the landscape for trouble. The wind was blowing from the west, so I checked the clouds for signs, but they seemed to be holding steady, with only the usual [...]

Logic 102

Written by celestina on May 17, 2006

Prologue: In response to requests from my logically-sound readers, you can now find links to Logic 101 (which covers the basic structure of logical arguments) and Logic 103 (which covers the Argumentum ad Populum , Argumentum ad Verecundiam, Petitio Principii, Complex Question, The Ignoratio Elenchi, Fallacies of Ambiguity, The Fallacy of Composition , and Fallacy [...]