It may be merely for amusement.

There is nothing so outrageous, so grotesque, which, if the human brain has conceived it, the human hand has not done.

Many a man has taken a cab, on a sudden shower, merely to avoid the trouble of unrolling his umbrella, and the sanest of women has been known to cheat a 'bus conductor of a penny, so as to wallow in the gratification of a crossing-sweeper's blessing.

When the philosopher asks the Everlasting Why, he knows, if he be a sound philosopher--and a sound philosopher is he who is not led into the grievous error of taking his philosophy seriously--that the question is but the starting point of the entertaining game of Speculation.
To this effect spake the Literary Man from London, when next he met Zora.
Nunsmere was in a swarm of excitement and the alien bee had, perforce, to buzz with the rest.
"The interesting thing is," said he, "that the thing has happened.

That while the inhabitants of this smug village kept one dull eye on the decalogue and another on their neighbors, Romance on its rosy pinions was hovering over it.