19 ideas
19336 | Wisdom involves the desire to achieve perfection [Leibniz] |
7696 | Leibniz first asked 'why is there something rather than nothing?' [Leibniz, by Jacquette] |
19341 | There must be a straining towards existence in the essence of all possible things [Leibniz] |
19428 | Because something does exist, there must be a drive in possible things towards existence [Leibniz] |
12184 | Logical necessity overrules all other necessities [McFetridge] |
15083 | The fundamental case of logical necessity is the valid conclusion of an inference [McFetridge, by Hale] |
15084 | In the McFetridge view, logical necessity means a consequent must be true if the antecedent is [McFetridge, by Hale] |
12181 | Traditionally, logical necessity is the strongest, and entails any other necessities [McFetridge] |
12180 | Logical necessity requires that a valid argument be necessary [McFetridge] |
12183 | It is only logical necessity if there is absolutely no sense in which it could be false [McFetridge] |
12192 | The mark of logical necessity is deduction from any suppositions whatever [McFetridge] |
5047 | The world is physically necessary, as its contrary would imply imperfection or moral absurdity [Leibniz] |
12182 | We assert epistemic possibility without commitment to logical possibility [McFetridge] |
12187 | Objectual modal realists believe in possible worlds; non-objectual ones rest it on the actual world [McFetridge] |
12186 | Modal realists hold that necessities and possibilities are part of the totality of facts [McFetridge] |
19343 | We follow the practical rule which always seeks maximum effect for minimum cost [Leibniz] |
541 | Virtue comes more from habit than character [Critias] |
19429 | The principle of determination in things obtains the greatest effect with the least effort [Leibniz] |
542 | Fear of the gods was invented to discourage secret sin [Critias] |