One Of The First Rules Of Science

Human Knowledge Has Been Changing From The Word Go And People In Certain Respects Behave More Rationally Than They Did When They Didn't Have It. They Spend Less Time Doing Rain Dances And More Time Seeding Clouds.

The Aim ... Is To Provide A Clear And Rigorous Basis For Determining When A Causal Ordering Can Be Said To Hold Between Two Variables Or Groups Of Variables In A Model . . . . The Concepts Refer To A Model-a System Of Equations-and Not To The 'real' World The Model Purports To Describe.

Human Beings, Viewed As Behaving Systems, Are Quite Simple. The Apparent Complexity Of Our Behavior Over Time Is Largely A Reflection Of The Complexity Of The Environment In Which We Find Ourselves.

By 1985, Machines Will Be Capable Of Doing Any Work Man Can Do.

Enlightenments, Like Accidents, Happen Only To Prepared Minds.