So far as Emma was concerned she did not ask herself whether she was in love. Love, she thought, was something that must come suddenly, with a great display of thunder and lightning, descending on one's life like a tempest from above, turning it topsy-turvy, whirling away one's resolutions like leaves and bearing one onward, heart and soul, towards the abyss. She never bethought herself how on the terrace of a house the rain forms itself into little lakes when the gutters are choked, and she was going on quite unaware of her peril, when all of a sudden she discovered--a crack in the wall!