Possible Clues:

• Debtor's decrypted text to revered creditor?
• *Valentine's Day message
• Valentine message
• 'Oil must be refined' -- Panorama reported words of Today
• Essence of many ballad lyrics
• Thought expressed in American Sign Language by extending the pinkie, thumb and index finger
• Words to a friend
• Lyric sung three times in a row in the Beatles’ “Michelle”