Another may have been reluctance to bring children into a debased and violent world where “the badness of man was abundant... and every inclination of the thoughts of his heart was only bad all the time. ” ​ — Genesis 6: 5.
וכל יֵצֶר מחשבות לבו רק רע כל היום ” (‏ בראשית ו ’: 5‏) .‏