An Atom-blaster Is A Good Weapon, But

Science Is A Mechanism, A Way Of Trying To Improve Your Knowledge Of Nature. It's A System For Testing Your Thoughts Against The Universe, And Seeing Whether They Match.

Violence Is The Last Refuge Of The Incompetent.

We All Know We Fall. Newton's Discovery Was That The Moon Falls, Too-and By The Same Rule That We Do.

Uncertainty That Comes From Knowledge (knowing What You Don't Know) Is Different From Uncertainty Coming From Ignorance.

A Robot Must Protect Its Own Existence As Long As Such Protection Does Not Conflict With The First Or Second Laws.