The Devil is a spiritual lunatic, but, like many lunatics, he is extremely plausible and cunning.

The making of miracles to edification was as ardently admired by pious Victorians as it was sternly discouraged by Jesus of Nazareth. Not that the Victorians were unique in this respect. Modern writers also indulge in edifying miracles though they generally prefer to use them to procure unhappy endings, by which piece of thaumaturgy they win the title of realists.

Still, it doesn't do to murder people, no matter how offensive they may be.

There is one vast human experience that confronts us so formidably that we cannot pretend to overlook it. There is no solution to death. There is no means whatever whereby you or I, by taking thought, can solve this difficulty in such a manner that it no longer exists.

There certainly does seem a possibility that the detective story will come to an end, simply because the public will have learnt all the tricks.

All the children seem to be coming out quite intelligent, thank goodness. It would have been such a bore to be the mother of morons, and it’s an absolute toss-up, isn’t it? If one could only invent them, like characters in books, it would be much more satisfactory to a well-regulated mind.

The rule seemed to be that a great woman must either die unwed ... or find a still greater man to marry her. ... The great man, on the other hand, could marry where he liked, not being restricted to great women; indeed, it was often found sweet and commendable in him to choose a woman of no sort of greatness at all.