'I think that, if required on pain of death to name instantly the most perfect thing in the universe, I should risk my fate on a bird's egg' Thomas Wentworth Higginson, 1862 How are eggs of different shapes made, and why are they the shape they are?...

Spis treści Arguing and Giving Reasons 1 Consistency 6 Doubt and Certainty 11 Inference 17 Observation Memory Testimony 23 Uses of Argument 26 Logical Validity 32 Truth and Falsehood 35 Existential Import of Categorical Schemata 53 Use of Diagrams to...