In purpose, which is the principle of moral action, there is included deliberation or calculation.

Reason and Appetite are thus combined: Good Purpose comprises both true affirmation and right pursuit: you may call it either an Intelligent Appetite, or an Appetitive Intelligence.

Such is man, as a principle of action [hae toiautae archae anthropos].
Science has to do with the necessary and the eternal; it is teachable, but teachable always from _praecognita_, or principles, obtained by induction; from which principles, conclusions are demonstrated by syllogism (III.).

Art, or Production, is to be carefully distinguished from the action or agency that belongs to man as an ethical agent, and that does not terminate in any separate assignable product.

But both the one and the other deal with contingent matters only.