Noun
The quality of being conscientious; a scrupulous regard to the dictates of conscience.
Source: Webster's dictionaryThe so-called conscientiousness of the majority of painters is only perfection applied to the art of boring. Eugène Delacroix
Modesty and conscientiousness receive their reward only in novels. In life they are exploited and then shoved aside. Erich Maria Remarque
Pooh Bah: This professional conscientiousness is highly creditable to you, but it places us in a very awkward position. Koko: My good sir, the awkwardness of your position is grace itself compared with that of a man engaged in the act of cutting off his own head. W. S. Gilbert
They build their democratic institutions with pedantic conscientiousness. Olof Palme
Newspapers. . . give us the bald, sordid, disgusting facts of life. They chronicle, with degrading avidity, the sins of the second-rate, and with the conscientiousness of the illiterate give us accurate and prosaic details. . . Oscar Wilde
C. Heath and Com. Behaviors that qualify as OCBs can fall into one of the following five categories: altruism, courtesy, sportsmanship, conscientiousness, and civic virtue. Source: Internet