ave rediscovered
&gt; &gt; many of Peirce's triads in their systemic analysis.  Their choice of 'phenomenon'
&gt; &gt; as the most general category is an unconscious endorsement of Peirce's point that
&gt; &gt; his categories were primarily phenomenological rather than ontological.  The systemic
&gt; &gt; triad of being-having, doing-happening, and sensing-saying corresponds to Peirce's
&gt; &gt; fundamental triad of Quality, Reaction, and Representation.  Most of the other triads
&gt; &gt; in the systemic 