Do not strive and struggle to enrich yourselves or to get the better of each other. _Martin Chuzzlewit._ People accustomed from infancy to lie on down feathers, have no idea how hard a paving-stone is without trying it. _Hard Times._ [Illustration] Thirtieth Day. Memory, however sad, is the best and purest link between this world and a better. _Nicholas Nickleby._ It’s enough for a man to understand his own business, and not to interfere with other people’s. _Christmas Carol._ It’s a world full of hearts, and a serious world with all its folly. _Battle of Life._ Thirty-first Day. Our judgments are so liable to be influenced by many considerations, which almost without our knowing it, are unfair, that it is necessary to keep a guard upon them. _Little Dorrit._ There are chords in the human heart-- strange varying strings-- which are only struck by accident. _Old Curiosity Shop._ It is well for a man to respect his own vocation, whatever it is; and to think himself bound to uphold it, and to claim for it the respect it deserves. _Little Dorrit._ [Illustration] * * * * * Transcriber’s note Minor punctuation errors have been changed without notice. The following printer errors have been changed. =CHANGED FROM TO= Page 12: “always some thing to be” “always something to be” Page 19: “Go in an win” “Go in and win” Page 26: “An Uncommercial Traveller.” “The Uncommercial Traveller.” Page 31: “what ever it is” “whatever it is”