17. The friend loves at all times, but a brother is born for adversity.
18. A person who lacks sense pledges; he becomes security before his neighbor.
19. He who loves transgression loves strife; he who builds his high thresholds seeks destruction.
20. He who is crooked of heart will not find goodness, and he who is perverse, by his tongue he will fall into calamity.
21. He who begets a fool, there is trouble for him; the father of a fool will not rejoice.