So tomorrow we disappear into the unknown. This account I am transmitting down the river by canoe, and it may be our last word to those who are interested in our fate.

Only that I insist upon your dining with us. It will be ready in half an hour. I have oysters and a brace of grouse, with something a little choice in white wines. Watson, you have never yet recognized my merits as a housekeeper. ~ Sherlock Holmes

We balance probabilities and choose the most likely. It is the scientific use of the imagination.

It is a capital mistake to theorize before one has data. Insensibly one begins to twist facts to suit theories, instead of theories to suit facts.

Of all ghosts the ghosts of our old loves are the worst.

I should dearly love that the world should be ever so little better for my presence. Even on this small stage we have our two sides, and something might be done by throwing all one's weight on the scale of breadth, tolerance, charity, temperance, peace, and kindliness to man and beast. We can't all strike very big blows, and even the little ones count for something.

'Men die of the diseases which they have studied most,' remarked the surgeon, snipping off the end of a cigar with all his professional neatness and finish. 'It's as if the morbid condition was an evil creature which, when it found itself closely hunted, flew at the throat of its pursuer. If you worry the microbes too much they may worry you. I've seen cases of it, and not necessarily in microbic diseases either. There was, of course, the well-known instance of Liston and the aneurism; and a dozen others that I could mention.'