Possible Clues:

• Discover endless source of love
• Use the ears
• Try to show courage, lacking character in the end
• "Do you ___ me, do you care?"
• Find out, catch and try
• Learn about aurally
• Get the message, in a way
• Get this, by the sound of it
• Emulate a judge
• One who 2 down will this at the double in agreement