Reаd the pаssаge frоm Lоuis-Françоis-Etienne Bergeret, The Preventive Obstacle, or Conjugal Onanism, (1870). Identify which statement reflects the author's views of sexual intercourse. "One of the most powerful instincts nature has placed in the heart of man is that which has for its object the perpetuation of the human race. But this instinct, this inclination, so active, attracts one sex towards the other, is liable to be perverted, to deviate from the path nature has laid out."