17Iron by iron is sharpened, And a man sharpens the face of his friend.
18The keeper of a fig-tree eateth its fruit, And the preserver of his master is honoured.
19As in water the face is to face, So the heart of man to man.
20Sheol and destruction are not satisfied, And the eyes of man are not satisfied.
21A refining pot is for silver, and a furnace for gold, And a man according to his praise.
22If thou dost beat the foolish in a mortar, Among washed things — with a pestle, His folly turneth not aside from off him.
23Know well the face of thy flock, Set thy heart to the droves,