If the man who observes the myriad stars, and considers that they and their innumerable satellites move in their serene dignity through the heavens, each swinging clear of the other's orbit-if, I say, the man who sees this cannot realise the Creator's attributes without the help of the book of Job, then his view of things is beyond my understanding.

I had hardly expected so dolichocephalic a skull or such well-marked supra-orbital development. Would you have any objection to my running my finger along your parietal fissure? A cast of your skull, sir, until the original is available, would be an ornament to any anthropological museum. It is not my intention to be fulsome, but I confess that I covet your skull.

I say, Watson,’ he whispered, ‘would you be afraid to sleep in the same room as a lunatic, a man with softening of the brain, an idiot whose mind has lost its grip?’ ‘Not in the least,’ I answered in astonishment. ‘Ah, that’s lucky,’ he said, and not another word would he utter that night.

When the impossible has been eliminated, all that remains no matter how improbable is possible.

It is quite a three-pipe problem.

Have you tried to drive a harpoon through a body? No? Tut, tut, my dear sir, you must really pay attention to these details.

'There's no need for fiction in medicine,' remarks Foster... 'for the facts will always beat anything you fancy.'