28 ideas
| 21406 | Because there is only one human reason, there can only be one true philosophy from principles [Kant] |
| 12056 | An ancestral relation is either direct or transitively indirect [Wiggins] |
| 12050 | Substances contain a source of change or principle of activity [Wiggins] |
| 12055 | Sortal predications are answers to the question 'what is x?' [Wiggins] |
| 12059 | A river may change constantly, but not in respect of being a river [Wiggins] |
| 12052 | We never single out just 'this', but always 'this something-or-other' [Wiggins] |
| 12063 | Sortal classification becomes science, with cross reference clarifying individuals [Wiggins] |
| 12051 | If the kinds are divided realistically, they fall into substances [Wiggins] |
| 12053 | 'Human being' is a better answer to 'what is it?' than 'poet', as the latter comes in degrees [Wiggins] |
| 12054 | Secondary substances correctly divide primary substances by activity-principles and relations [Wiggins] |
| 12047 | We refer to persisting substances, in perception and in thought, and they aid understanding [Wiggins] |
| 12057 | Matter underlies things, composes things, and brings them to be [Wiggins] |
| 21081 | We are equipped with the a priori intuitions needed for the concept of right [Kant] |
| 12064 | The category of substance is more important for epistemology than for ontology [Wiggins] |
| 12049 | Naming the secondary substance provides a mass of general information [Wiggins] |
| 12065 | Seeing a group of soldiers as an army is irresistible, in ontology and explanation [Wiggins] |
| 468 | Musical performance can reveal a range of virtues [Damon of Ath.] |
| 21082 | A power-based state of nature may not be unjust, but there is no justice without competent judges [Kant] |
| 21089 | Monarchs have the highest power; autocrats have complete power [Kant] |
| 21086 | Hereditary nobility has not been earned, and probably won't be earned [Kant] |
| 21080 | Actions are right if the maxim respects universal mutual freedoms [Kant] |
| 21083 | Women have no role in politics [Kant] |
| 21407 | Equality is not being bound in ways you cannot bind others [Kant] |
| 21084 | In the contract people lose their rights, but immediately regain them, in the new commonwealth [Kant] |
| 21090 | If someone has largely made something, then they own it [Kant] |
| 21087 | Human life is pointless without justice [Kant] |
| 21088 | Justice asserts the death penalty for murder, from a priori laws [Kant] |
| 21085 | The church has a political role, by offering a supreme power over people [Kant] |