THE DOCTRINE OF ENERGY 109 



very different from the transmutation objectively 

 regarded. But this is to confound the ideal with 

 the subjective, which latter term is that properly 

 applicable both to the sensible impression and to 

 purely mental activity. The primary qualities, 

 being the general laws or forms of organic Energy- 

 transmutation, are in a higher sense ideal, for 

 they are the necessary conditions under which 

 both sense-presentation and ideative representation 

 proceed. Whilst, therefore, as Kant maintained, 

 they are the a priori element in perception, they 

 at the same time constitute the laws which regulate 

 all Energy-transmutation within our experience 

 both organic and extra-organic. 



We hold, therefore, to the Platonic doctrine that 

 whilst, on the one hand, the sensible is only an 

 object of thought in so far as it partakes of the 

 intelligible, on the other hand the idea is not only 

 a type for the individual mind, but is partaker also 

 of the laws which penetrate the system of things. 

 Idealism as a Philosophy, in denying the validity of 

 any reference of the content of the Presentment 

 to a further existence outside of the subjective 

 experience, has induced that wider use of the term 

 idea which applies it to the whole actuality of 

 experience in its subjective aspect. With the 

 advance of Philosophy we must revert to that more 



