One Could Say: "the Boundary Condition Of

One Might Think This Means That Imaginary Numbers Are Just A Mathematical Game Having Nothing To Do With The Real World. From The Viewpoint Of Positivist Philosophy, However, One Cannot Determine What Is Real. All One Can Do Is Find Which Mathematical Models Describe The Universe We Live In. It Turns Out That A Mathematical Model Involving Imaginary Time Predicts Not Only Effects We Have Already Observed But Also Effects We Have Not Been Able To Measure Yet Nevertheless Believe In For Other Reasons. So What Is Real And What Is Imaginary? Is The Distinction Just In Our Minds?

There Is A Fundamental Difference Between Religion, Which Is Based On Authority, [and] Science, Which Is Based On Observation And Reason. Science Will Win Because It Works.

Do You Ever Wonder How Much Deeper The Ocean Would Be Without Sponges?

If What We Regard As Real Depends On Our Theory, How Can We Make Reality The Basis Of Our Philosophy? But We Cannot Distinguish What Is Real About The Universe Without A Theory. It Makes No Sense To Ask If It Corresponds To Reality, Because We Do Not Know What Reality Is Independent Of A Theory.

Our Population And Our Use Of The Finite Resources Of Planet Earth Are Growing Exponentially, Along With Our Technical Ability To Change The Environment For Good Or Ill.