  For him, new axioms must be larger and wider than the material from which they are taken. At the same time, “interpretation of nature” must not leap to remote axioms. In terms of his method, he rejects general ideas as simple abstractions from very few sense perceptions. Such abstract words may function as conventions for organizing “new observations”, but only in the sense of means for taxonomical order. Such a sterile procedure is irrelevant for “interpretation of nature”, which is not final or infallible and is based on the insight that confirming hypotheses do not provide strict proofs. Bacon's method is therefore characterized by openness: 