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Axioms

25 九月, 2015 - 09:22
  1. Everything which exists, exists either in itself or in something else.
  2. That which cannot be conceived through anything else must be conceived through itself.
  3. From a given definite cause an effect necessarily follows; and, on the other hand, if no definite cause be granted, it is impossible that an effect can follow.
  4. The knowledge of an effect depends on and involves the knowledge of a cause.
  5. Things which have nothing in common cannot be understood, the one by means of the other; the conception of one does not involve the conception of the other.
  6. A true idea must correspond with its ideate or object.
  7. If a thing can be conceived as non—existing, its essence does not involve existence.