Perhaps Here We Have A Clue To

These Two Rational Faculties May Be Designated The Scientific Faculty And The Calculative Faculty Respectively; Since Calculation Is The Same As Deliberation, And Deliberation Is Never Exercised About Things That Are Invariable, So That The Calculative Faculty Is A Separate Part Of The Rational Half Of The Soul.

Good Has Two Meanings: It Means That Which Is Good Absolutely And That Which Is Good For Somebody.

Take The Case Of Just Actions; Just Punishments And Chastisements Do Indeed Spring From A Good Principle, But They Are Good Only Because We Cannot Do Without Them - It Would Be Better That Neither Individuals Nor States Should Need Anything Of The Sort - But Actions Which Aim At Honor And Advantage Are Absolutely The Best. The Conditional Action Is Only The Choice Of A Lesser Evil; Whereas These Are The Foundation And Creation Of Good. A Good Man May Make The Best Even Of Poverty And Disease, And The Other Ills Of Life.

In [the Soul] One Part Naturally Rules, And The Other Is Subject, And The Virtue Of The Ruler We Maintain To Be Different From That Of The Subject; The One Being The Virtue Of The Rational, And The Other Of The Irrational Part. Now, It Is Obvious That The Same Principle Applies Generally, And Therefore Almost All Things Rule And Are Ruled According To Nature.

We Can't Learn Without Pain.