But in trying to make sense of disparate historical and physical evidence "our data involves fewer contradictions" than alternative explanations, he says.
Robertson panned those remarks as evidence "our president is frankly out of his mind".
Please, by all means, question our evidence, our assumptions or our methods.
There is little evidence our generation is engaged in the debate.
And there is no evidence our military intervention is making these countries better.
In the chaotic years that followed his death, such items were the only evidence our fairytale family had, however fleetingly, been real.
Today's crumbling environment, racked by climate change, mass extinction, deforestation, collapsing fisheries and more is evidence our total consumption has gone too far.
Updated at 11.46am GMT 11.07am GMT Paxman evidence Our broadcasting correspondent, John Plunkett, is going through Jeremy Paxman's evidence to the Pollard inquiry.
(I'm joking of course, there being no evidence, our lawyers tell me, that airline personnel would conduct themselves in anything other than a responsible, highly professional manner).
Having fully considered the evidence, our conclusion is that geological disposal is both technically possible and the right approach for managing existing and new higher-activity waste.
The Food Standards Agency said: "On the basis of current scientific evidence, our advice is that bird flu does not pose a food safety risk for UK consumers.
