conscience vs standards

conscience

noun
  • The moral sense of right and wrong, chiefly as it affects a person’s own behaviour and forms their attitude to their past actions. 

  • A personification of the moral sense of right and wrong, usually in the form of a person, a being or merely a voice that gives moral lessons and advices. 

standards

noun
  • Principles of conduct shaped by one's ideas of morality, decency and honor. 

How often have the words conscience and standards occurred in a corpus of books? (source: Google Ngram Viewer )