judgment shall keep you, understanding shall keep you,
Let purity and uprightness keep me; for I wait on You.
to give sense to the simple, knowledge and judgment to the young man;
Do not forsake her, and she shall preserve you; love her, and she shall keep you.
If the iron is blunt, and he does not whet the edge, then he must put more strength to it. But wisdom is profitable to direct.
See then that you walk circumspectly, not as fools, but as wise,