Answer:
ears help you to listen as while voice helps to speak so they help to hear and speak. to make sure your voice is healthy you should try Drink water to keep your body well hydrated, and avoid alcohol and caffeine. ...
Allow yourself several "vocal naps" every day, especially during periods of extended use. ...
Don't smoke, or if you already do, quit.
Explanation:
In opera, the libretto is the words or lyrics, as distinct from the music.
He tells him it's sad that he has more looks than heart.