(motivation deriving logically from ethical or moral principles that govern a person's thoughts and actions)
conscience, scruples, moral sense, sense of right and wrong

conscience
czyste/nieczyste ~ clear/guilty conscience
mieć coś na ~niu to have sth on one's conscience
mieć wyrzuty ~nia to be conscience-stricken
mieć kogoś na ~niu to have sb on one's conscience
wyrzuty ~nia remorse

n nt C conscience: czyste ~ clear/clean conscience; nieczyste ~ guilty conscience; wolność ~a liberty of conscience; wyrzuty ~a remorse; pangs of conscience; (relig) : rachunek ~a self-examination; z czystym ~em in all/good conscience; mieć kogoś na ~u to have sb on one's conscience

ntr conscience
czyste sumienie - good (clear) conscience
nieczyste sumienie - bad (guilty) conscience
wyrzuty sumienia - re
morse, pricks (pangs) of conscience
rel.
rachunek sumienia - examination of conscience

n conscience