; but doubtless the principle of Trichotomy is necessarily involved in the Polar Logic, which again is the same with the Pythagorean

Tetractys

, that is, the eternal fountain or source of nature; and this being sacred to contemplations of identity, and prior in order of thought to all division, is so far from interfering with Trichotomy as the universal form of division (more correctly of distinctive distribution in logic) that it implies it.

Prothesis

being by the very term anterior to

Thesis

can be no part of it. Thus in

Prothesis
ThesisAntithesis
Synthesis

[we]

have the Tetrad indeed in the intellectual and intuitive contemplation, but a Triad in discursive arrangement, and a Tri-unity in result