8. He who digs a pit will fall into it,and whoever breaks through a wall will be bitten by a serpent.
9. He who quarries stones is injured by them,and he who splits wood is in danger from them.
10. If an iron piece is bluntand there is no one to sharpen it,then he must prevail with more strength;but wisdom is a benefit to succeed.
11. If a serpent bites before it is charmed,there is no advantage to the charmer.
12. The words of a wise man’s mouth bring favor,but the speech of a fool consumes him;