To Introduce Something Altogether New Would Mean

All The Suffering That Humanity Ever Knew Can Be Traced To The One Fact That No Man In The History Of The Galaxy ... Could Really Understand One Another. Every Human Being Lived Behind An Impenetrable Wall Of Choking Mist Within Which No Other But He Existed.

Intelligence Is An Extremely Subtle Concept. It's A Kind Of Understanding That Flourishes If It's Combined With A Good Memory, But Exists Anyway Even In The Absence Of Good Memory. It's The Ability To Draw Consequences From Causes, To Make Correct Inferences, To Foresee What Might Be The Result, To Work Out Logical Problems, To Be Reasonable, Rational, To Have The Ability To Understand The Solution From Perhaps Insufficient Information. You Know When A Person Is Intelligent, But You Can Be Easily Fooled If You Are Not Yourself Intelligent.

If You Suspect That My Interest In The Bible Is Going To Inspire Me With Sudden Enthusiasm For Judaism And Make Me A Convert Of Mountain-moving Fervor And That I Shall Suddenly Grow Long Earlocks And Learn Hebrew And Go About Denouncing The Heathen - You Little Know The Effect Of The Bible On Me. Properly Read, It Is The Most Potent Force For Atheism Ever Conceived.

A Robot Must Obey The Orders Given It By Human Beings Except Where Such Orders Would Conflict With The First Law. [the Second Law Of Robotics]

Any System Which Allows Men To Choose Their Own Future Will End By Choosing Safety And Mediocrity, And In Such A Reality The Stars Are Out Of Reach.