Possible Clues:

• What a pity branch has been put in river
• Start of a diary entry?
• Good gracious! A weapon found in the river
• "Oh, what am I to do?"
• My weapon's submerged in river
• Expression of mild regret from precious self
• Mild expression of distress from expensive self
• Expression of self-love that's to be deplored
• 'Oh my heavens!'
• 'Goodness gracious'