| Paragraph 1 | We must state whether it belongs to one or to different sciences to inquire into the truths which are in mathematics called axioms, and into substance. |
| Paragraph 2 | Evidently then it belongs to the philosopher, i.e. to him who is studying the nature of all substance, to inquire also into the principles of syllogism. |

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created 1996/11/25 modified 2009/04/26