"Love is an emotional thing, and whatever is emotional is opposed to that true cold reason which I place above all things. I should never marry myself, lest I bias my judgment."
"When a woman thinks that her house is on fire, her instinct is at once to rush to the thing which she values most. . . A married woman grabs at her baby; an unmarried one reaches for her jewel box."
"You can...never foretell what any one man will do, but you can say with precision what an average number will be up to. Individuals vary, but percentages remain constant."
"Should I ever marry, Watson, I should hope to inspire my wife with some feeling which would prevent her from being walked off by a housekeeper when my corpse was lying within a few yards of her."