You Cannot Understand The Glories Of The

One Could Say: "the Boundary Condition Of The Universe Is That It Has No Boundary." The Universe Would Be Completely Self-contained And Not Affected By Anything Outside Itself. It Would Neither Be Created Nor Destroyed. It Would Just Be.

There Could Be Whole Antiworlds And Antipeople Made Out Of Antiparticles. However, If You Ever Meet Your Antiself, Don't Shake Hands! You Would Both Vanish In A Great Flash Of Light.

I Think Computer Viruses Should Count As Life ... I Think It Says Something About Human Nature That The Only Form Of Life We Have Created So Far Is Purely Destructive. We've Created Life In Our Own Image.

If It [the Universe] Was Expanding Fairly Slowly, The Force Of Gravity Would Cause It Eventually To Stop Expanding And Then To Start Contracting. However, If It Was Expanding At More Than A Certain Critical Rate, Gravity Would Never Be Strong Enough To Stop It, And The Universe Would Continue To Expand Forever.

Any Physical Theory Is Always Provisional, In The Sense That It Is Only A Hypothesis: You Can Never Prove It. No Matter How Many Times The Results Of Experiments Agree With Some Theory, You Can Never Be Sure That The Next Time The Result Will Not Contradict The Theory.