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&gt; 
&gt; Robert's (In No Particular Rules Of Order) --
&gt; 
&gt; Let me extend my earlier remarks on the chief dialects
&gt; of Graph Theory to tell you of an easy way that I have
&gt; found to discern the accents of the different GTphones:
&gt; 
&gt; 1.  The Set-Theoretic Dialects
&gt; 2.  The Graph-Theoretic Dialects
&gt; 3.  The Category-Theoretic Dialects
&gt; 
&gt; But first, in the spirit of saving the best for last,
&gt; let me put aside my consideration of the CT dial