Computers Double Their Performance Every Month.

If There Really Is A Complete Unified Theory That Governs Everything, It Presumably Also Determines Your Actions. But It Does So In A Way That Is Impossible To Calculate For An Organism That Is As Complicated As A Human Being. The Reason We Say That Humans Have Free Will Is Because We Can't Predict What They Will Do.

I'm A Child Myself, In The Sense That I'm Still Looking. Children Are Fascinated By Black Holes And Ask Me Questions. I Find They Soon Get The Idea If It Is Explained In Nontechnical Language.

The Real Challenge Is To Work Out What Aliens Might Actually Be Like.

Never Put Off The Work Till Tomorrow What You Can Put Off Today.

There Are No Black Holes - In The Sense Of Regimes From Which Light Can't Escape To Infinity. There Are However Apparent Horizons Which Persist For A Period Of Time.