| Idea/Concept | Author |
| A dialogue between Salvaiti and Simplico | |
| Believes that magic is the power of the word over nature | |
| Faculty for judgement is not infinite (error is not a negativity but a privation for knowledge) | |
| Imagination is the application of knowing to a body present in the knowing faculty | |
| We can only know what we ourselves have made | |
| We can difform refrangible rays of light | |
| We do not have a unified soul but it is simply matter in motion | |
| | Idea/Concept | Author |
| Differentiates between impressions, ideas, and imagination | |
| Believes that the idea of faith is false | |
| Believes that the government is the intermediate body between subject and sovereign | |
| Civil liberty is limited to the general will | |
| Writes about a statue arriving at dinner | |
| Moral worth for actions is gained only through acting in accordance with duty | |
| the dignity of man is his ability to legislate and be subject to self determined laws | |
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