We won't know for a few years.

Time and space are finite in extent, but they don't have any boundary or edge. They would be like the surface of the earth, but with two more dimensions.

Without imperfection, you or I would not exist.

Although September 11 was horrible, it didn't threaten the survival of the human race, like nuclear weapons do.

The human race does not have a very good record of intelligent behavior.

The human race shouldn't have all its eggs in one basket, or on one planet. Let's hope we can avoid dropping the basket until we have spread the load.

Its a crazy world out there. Be curious.