As iron sharpens iron, so a friend sharpens a friend.
All the rivers run into the sea; yet the sea is not full.
Do not rebuke mockers, or they will hate you; rebuke the wise, and they will love you.
A merry heart doeth good like medicine.
In the day of prosperity be joyful, but in the day of adversity consider.
Kindness and faithfulness keep a king safe, through kindness his throne is made secure.