There is more in the subject than mere conformity to a law of evolution.

It is yet deeper than conformity to things of earth alone.

It is more involved than we, as yet, perceive.

Answer, first, why the heart thrills; explain wherefore some plaintive note goes wandering about the world, undying; make clear the rose's subtle alchemy evolving its ruddy lamp in light and rain.

In the essence of these facts lie the first principles of morals.
"Oh," thought Drouet, "how delicious is my conquest." "Ah," thought Carrie, with mournful misgivings, "what is it I have lost ?" Before this world-old proposition we stand, serious, interested, confused; endeavouring to evolve the true theory of morals--the true answer to what is right.
In the view of a certain stratum of society, Carrie was comfortably established--in the eyes of the starveling, beaten by every wind and gusty sheet of rain, she was safe in a halcyon harbour.