Every man hath a good and a bad angel attending on him, all his life long.

Certainty is not biologically possible. We must learn (and teach our children) to tolerate the unpleasantness of uncertainty. Science has given us the language and tools of probabilities. We have methods for analyzing and ranking opinion according to their likelihood of correctness. That is enough.

It is most true, stylus virum arguit, - our style betrays us.

Every schoolboy hath that famous testament of Grunnius Corocotta Porcellus at his fingers end.

Hope and patience are two sovereign remedies for all, the surest reposals, the softest cushions to lean on in adversity.

Out of too much learning become mad.

Properly conducted scientific studies . . . give us a pretty good idea of when something is likely to be correct. To me, pretty good is a linguistic statistic that falls somewhere in between more likely than not and beyond a reasonable doubt, et avoides the pitfalls arising from the belief in complete objectivity.