17. For in vain is a net spreadin the sight of any bird,
18. but these men lie in wait for their own blood;they set an ambush for their own lives.
19. Such are the ways of everyone who is greedy for unjust gain; it takes away the life of its possessors.
20. Wisdom cries aloud in the street,in the markets she raises her voice;
21. at the head of the noisy streets she cries out;at the entrance of the city gates she speaks: