32 ideas
| 12780 | We can grasp the wisdom of God a priori [Leibniz] |
| 4643 | The Principle of Sufficient Reason does not presuppose that all explanations will be causal explanations [Baggini /Fosl] |
| 4633 | You cannot rationally deny the principle of non-contradiction, because all reasoning requires it [Baggini /Fosl] |
| 4635 | Dialectic aims at unified truth, unlike analysis, which divides into parts [Baggini /Fosl] |
| 4632 | 'Natural' systems of deduction are based on normal rational practice, rather than on axioms [Baggini /Fosl] |
| 4631 | In ideal circumstances, an axiom should be such that no rational agent could possibly object to its use [Baggini /Fosl] |
| 4638 | The principle of bivalence distorts reality, as when claiming that a person is or is not 'thin' [Baggini /Fosl] |
| 12774 | Without a substantial chain to link monads, they would just be coordinated dreams [Leibniz] |
| 12782 | Monads control nothing outside of themselves [Leibniz] |
| 12777 | Monads do not make a unity unless a substantial chain is added to them [Leibniz] |
| 12778 | There is active and passive power in the substantial chain and in the essence of a composite [Leibniz] |
| 12783 | Primitive force is what gives a composite its reality [Leibniz] |
| 12775 | Things seem to be unified if we see duration, position, interaction and connection [Leibniz] |
| 12776 | Every substance is alive [Leibniz] |
| 12753 | A substantial bond of powers is needed to unite composites, in addition to monads [Leibniz] |
| 12781 | A composite substance is a mere aggregate if its essence is just its parts [Leibniz] |
| 4640 | If identity is based on 'true of X' instead of 'property of X' we get the Masked Man fallacy ('I know X but not Y') [Baggini /Fosl, by PG] |
| 4647 | 'I have the same car as you' is fine; 'I have the same fiancée as you' is not so good [Baggini /Fosl] |
| 4639 | Leibniz's Law is about the properties of objects; the Identity of Indiscernibles is about perception of objects [Baggini /Fosl] |
| 4646 | Is 'events have causes' analytic a priori, synthetic a posteriori, or synthetic a priori? [Baggini /Fosl] |
| 12779 | There is a reason why not every possible thing exists [Leibniz] |
| 4645 | 'A priori' does not concern how you learn a proposition, but how you show whether it is true or false [Baggini /Fosl] |
| 4582 | Basic beliefs are self-evident, or sensual, or intuitive, or revealed, or guaranteed [Baggini /Fosl] |
| 12785 | Truth is mutually agreed perception [Leibniz] |
| 4644 | A proposition such as 'some swans are purple' cannot be falsified, only verified [Baggini /Fosl] |
| 4584 | The problem of induction is how to justify our belief in the uniformity of nature [Baggini /Fosl] |
| 4583 | How can an argument be good induction, but poor deduction? [Baggini /Fosl] |
| 4634 | Abduction aims at simplicity, testability, coherence and comprehensiveness [Baggini /Fosl] |
| 4637 | To see if an explanation is the best, it is necessary to investigate the alternative explanations [Baggini /Fosl] |
| 4629 | Consistency is the cornerstone of rationality [Baggini /Fosl] |
| 12784 | Allow no more miracles than are necessary [Leibniz] |
| 7901 | 'Buddha' just means a person who is fully enlightened about life [Conze] |