Possible Clues:

• "Move on already!"
• Terse advice for the brokenhearted, and what appears four times in this puzzle
• 'Stop complaining!'
• Move on
• 'Stop your worrying!'
• ''Deal with the situation!''
• Advice for the brokenhearted ... or one of four arrangements found literally in this puzzle
• 'Stop your moping!'
• "Time to move on"
• 'Quit your beefing!'