Models Can Easily Become So Complex That

The First Commandment Of Economics Is: Grow. Grow Forever. Companies Get Bigger. National Economies Need To Swell By A Certain Percent Each Year. People Should Want More, Make More, Earn More, Spend More - Ever More. The First Commandment Of The Earth Is: Enough. Just So Much And No More. Just So Much Soil. Just So Much Water. Just So Much Sunshine. Everything Born Of The Earth Grows To Its Appropriate Size And Then Stops.

There Are No Separate Systems. The World Is A Continuum. Where To Draw A Boundary Around A System Depends On The Purpose Of The Discussion.

Calculating How Much Carbon Is Absorbed By Which Forests And Farms Is A Tricky Task, Especially When Politicians Do It.

The Sustainability Revolution Will Be Organic. It Will Arise From The Visions, Insights, Experiments And Actions Of Billions Of People. The Burden Of Making It Happen Is Not On The Shoulders Of Any One Person Or Group. No One Will Get The Credit, But Everyone Can Contribute.

What Clinton Did With Lewinsky Was Despicable But Was No Threat To The Nation. That He Lied About It Repeatedly And To The Public Is A Reason For Us To Cease To Trust Him And For Him To Resign.