13 ideas
| 8000 | He who is ignorant of the history of philosophy is doomed to repeat it [Santayana, by MacIntyre] |
| 15842 | An ad hominem refutation is reasonable, if it uses the opponent's assumptions [Harte,V] |
| 4742 | Correspondence may be one-many or many one, as when either p or q make 'p or q' true [Armstrong] |
| 15841 | Mereology began as a nominalist revolt against the commitments of set theory [Harte,V] |
| 15858 | Traditionally, the four elements are just what persists through change [Harte,V] |
| 9497 | Without modality, Armstrong falls back on fictionalism to support counterfactual laws [Bird on Armstrong] |
| 15550 | Properties are contingently existing beings with multiple locations in space and time [Armstrong, by Lewis] |
| 15848 | Mereology treats constitution as a criterion of identity, as shown in the axiom of extensionality [Harte,V] |
| 15837 | What exactly is a 'sum', and what exactly is 'composition'? [Harte,V] |
| 15839 | If something is 'more than' the sum of its parts, is the extra thing another part, or not? [Harte,V] |
| 15838 | The problem with the term 'sum' is that it is singular [Harte,V] |
| 4743 | The truth-maker for a truth must necessitate that truth [Armstrong] |
| 4798 | In recent writings, Armstrong makes a direct identification of necessitation with causation [Armstrong, by Psillos] |