17. Iron sharpens iron; so a man sharpens the countenance of his friend.
18. Whosoever keeps the fig tree shall eat the fruit thereof, so he that waits on his master shall be honoured.
19. As in water face corresponds to face, so the heart of man to man.
20. Sheol and hell are never full; so the eyes of man are never satisfied.
21. As the fining pot tries the silver and the furnace the gold; so the man is tried by the mouth of whoever praises him.
22. Though thou should bray a fool in a mortar among wheat with a pestle, yet his foolishness will not depart from him.