For Every Seaman Of Industry And Ingenuity,

No Man Pays Double Or Twice For The Same Thing, Forasmuch As Nothing Can Be Spent But Once.

The Method I Take To Do This Is Not Yet Very Usual; For Instead Of Using Only Comparative And Superlative Words, And Intellectual Arguments, I Have Taken The Course (as A Specimen Of The Political Arithmetic I Have Long Aimed At) To Express Myself In Terms Of Number, Weight, Or Measure; To Use Only Arguments Of Sense, And To Consider Only Such Causes, As Have Visible Foundations In Nature.

I Hope No Man Takes What I Said About The Living And Dieing Of Men For Mathematical Demonstration.

It Were Good To Know How Much Hay An Acre Of Every Sort Will Bear; How Many Cattle The Same Weight Of Each Sort Of Hay Will Feed And Fatten; What Quantity Of Grain And Other Commodities The Same Acre Will Bear In One, Three Or Seven Years; Unto What Use Each Soil Is Proper; All Which Particulars I Call Intrinsic Value, For There Is Also Another Value Merely Accidental Or Extrinsic.

An House Is Of A Double Nature, Viz., One, Wherein It Is A Way And Means Of Expence, The Other As It Is An Instrument And Tool Of Gain.