The invalid assumption that correlation implies cause is probably among the two or three most serious and common errors of human reasoning.

No one-liner can ever be optimal.

History employs evolution to structure biological events in time.

Everything comes to us in fifteen-second sound bites and photo opportunities. All possibility for ambiguity - the most precious trait of any adequate analysis - is erased.

Nature is what she is - amoral and persistent.

Death is the ultimate enemy - and I find nothing reproachable in those who rage mightily against the dying of the light.

All interesting issues in natural history are questions of relative frequency, not single examples. Everything happens once amidst the richness of nature. But when an unanticipated phenomenon occurs again and again—finally turning into an expectation—then theories are overturned.