"I've never had inner turmoil about all this. You find a lot of people these days who cannot stand to be alone. You could lock me up in solitary for weeks on end, and I'd keep myself amused."

"In ridiculing a pathetic human fallacy, which seeks explanation where none need be sought and which multiplies unnecessary assumptions, one should not mimic primitive ontology in order to challenge it. Better to dispose of the needless assumption altogether. This holds true for everything from Noah's flood to the Holocaust."

"We find that in the absence of demonstrable truth, the best we can do is to exercise the greatest diligence, humility, insight, intelligence, and industry in trying to arrive at the nearest values to truth. I hope, of course, to argue convincingly that having done this, we have an inescapable duty to seek to inculcate others with these values."

"The twelve jurors were all writing very busily on the slates. 'What are they doing?' Alice whispered to the Gryphon. 'They can't have anything to put down yet, before the trial's begun.'They're putting down their names,' the Gryphon whispered in reply, 'for fear they should forget them before the end of the trial."

"What's changed is we now have good anatomical, geological, archaeological evidence that Neanderthals are not our ancestors. When I wrote 'Lucy,' I considered Neanderthals ancestors of modern humans. We have gone back twice the age of Lucy, six million years. And we see that upright bipedal walking goes back that far in time."