It is vain, therefore, to look for clearly defined and systematic presentations of the idea among ancient writers.
It should be noticed that this (very common) psychological interpretation of "conception" differs from the metaphysical or general philosophical definition given above, in so far as it includes mental presentations in which the universal is not specifically distinguished from the particulars.
His political and economical pamphlets are almost unmatched as clear presentations of the views of their writer.
But, generally speaking, there was no heart in preaching, sermons were unimpassioned, stilted and formal presentations of ethics and apologetics, seldom delivered extempore.
We find in him other corrections or new presentations of views previously accepted, and some useful suggestions for the improvement of nomenclature.