The seems to be something very unnatural about an advanced civilization arising from the dust of a barren planet.
A future paleontologist would be puzzled by the huge differences between the bicycle and motor vehicle phyla, or between the boat and airplane phyla.
There is a little mathematics game that people sometimes play. You start with x=0, do some long, complicated algebraic manipulations, and end up with x=1.
Joseph LeConte, professor of geology at the University of California, provides an insight into the way most scientists think about evolution.
“Remove the sun,” wrote Isaac Asimov, “and the human brain would not have developed.”