Eternity Is A Long Time,

Observations Indicate That The Universe Is Expanding At An Ever Increasing Rate. It Will Expand Forever, Getting Emptier And Darker.

If We Do Discover A Complete Theory, It Should Be In Time Understandable In Broad Principle By Everyone. Then We Shall All, Philosophers, Scientists, And Just Ordinary People Be Able To Take Part In The Discussion Of Why We And The Universe Exist.

So Long As The Universe Had A Beginning, We Could Suppose It Had A Creator. But If The Universe Is Really Completely Self-contained, It Would Have Neither Beginning Or End, It Would Simply Be. What Place Then For A Creator?

Look Up At The Stars, Not Down At Your Feet.

I Think [contacting An Alien Civilization] Would Be A Disaster. The Extraterrestrials Would Probably Be Far In Advance Of Us. The History Of Advanced Races Meeting More Primitive People On This Planet Is Not Very Happy, And They Were The Same Species. I Think We Should Keep Our Heads Low.