4 ideas
13160 | To exist and be understood, a multitude must first be reduced to a unity [Leibniz] |
13161 | Substances are everywhere in matter, like points in a line [Leibniz] |
11052 | Psychological logic can't distinguish justification from causes of a belief [Frege] |
2594 | A true cause must involve a necessary connection between cause and effect [Malebranche] |