LIB. II. 33, 34. 229 



notitiam pervenerint) in rerum natura deest. Similiter, 

 si natura inquisita sit sternum, aut incorruptibile ; 

 deest affirmativa universalis hie apud nos. Neque 

 enim prsedicari potest cetcrnwn aut incorruptibile de 

 aliquo corpore eorum, qua? infra coelestia stint, aut 

 supra interiora terra 1 . Alterum monitum est, ut pro- 

 positionibus universalibus tarn affirmativis quam nega- 

 tivis de aliquo concrete, subjungantur 92 simul ea con- 

 creta, qtirc proximo videntur accedere ad id quod est 

 ex non-entibus : ut in calore, flammnc mollissimse et 

 minimum adurentes ; in incorruptibili, auruin, quod 

 proximo accedit. Omnia enim ista indicant terminos 

 naturae inter ens et non-ens ; et faciunt ad circtim- 

 scri})tiones formarum, ne gliscant et vagentur extra 

 conditiones material 3 . 



XXXIV. 



Inter pr&rogativas instantiarum, ponemus loco duo 

 decimo ipsas illas imtantias subjunctivas, de quibus in 

 superior! aphorism o diximus : quas etiam instantias 

 ultimitatis sive termini appellare consuevimus 94 . Ne- 



92 Cf. the commencement of the would be extreme cases of &quot; Body 



next Aphorism (34). and Weight.&quot; Of course Bacon s 



9a Forms must be kept within illustrations are not accurate ; for 



the limits of the conditions of Mat- Platina is heavier than Gold ; and 



ter. This is against the Platonic there are less ponderable flames 



(&quot;i8rj xojpio-ra. These two Monita than that of Spirit of Wine. Nor 



are embodied practically in the next is Iron ultimate in hardness the 



Aphorism. Diamond surpasses it. Nor the 



94 These Instances are a kind of Whale in bulk compared with some 



Appendix to the last Aphorism, and of the great Geological Monsters ; 



approach very nearly to the po- nor Gunpowder, in expansive force, 



sition of exceptions to it. So, he compared with Detonating Powders, 



says, they are useful in shewing the The &quot; Vermiculi cutis&quot; too are not 



limits of Fixed Propositions : as Gold animal bodies, but only little vessels 



is the highest limit of Weight (so caused originally by the obstruction 



Bacon says) ; and on the other of the perspiration in the pores of 



hand, there are some flames (such the Skin. Cf. infra, II. 43. (note 



as that of Spirit of Wine) which 52.) 

 are almost imponderable : these 



