Another effect that gives cause for alarm is that a man who grows accustomed to the use of contraceptive methods mayforget the reverence
due to a woman, and, disregarding her physical and emotional equilibrium, reduce her to being a mere instrument for the satisfaction of his own desires, no longer considering her as his partner whom he should surround with care and
affection... [So] In preserving intact the whole moral law of marriage, the Church is convinced that she is contributing to the creation of a truly
human civilisation» (HV 17 - 18).