For The More Limited, If Adequate, Is

Whereas Young People Become Accomplished In Geometry And Mathematics, And Wise Within These Limits, Prudent Young People Do Not Seem To Be Found. The Reason Is That Prudence Is Concerned With Particulars As Well As Universals, And Particulars Become Known From Experience, But A Young Person Lacks Experience, Since Some Length Of Time Is Needed To Produce It.

There Are, Then, Three States Of Mind ... Two Vices--that Of Excess, And That Of Defect; And One Virtue--the Mean; And All These Are In A Certain Sense Opposed To One Another; For The Extremes Are Not Only Opposed To The Mean, But Also To One Another; And The Mean Is Opposed To The Extremes.

Human Beings Are Curious By Nature.

So Virtue Is A Purposive Disposition, Lying In A Mean That Is Relative To Us And Determined By A Rational Principle, And By That Which A Prudent Man Would Use To Determine It. It Is A Mean Between Two Kinds Of Vice, One Of Excess And The Other Of Deficiency.

But The Virtues We Get By First Exercising Them, As Also Happens In The Case Of The Arts As Well. For The Things We Have To Learn Before We Can Do Them, We Learn By Doing Them, E.g. Men Become Builders By Building And Lyre Players By Playing The Lyre; So Too We Become Just By Doing Just Acts, Temperate By Doing Temperate Acts, Brave By Doing Brave Acts.