I wish I could have peace and quiet for a few hours

Granted. The amount of peace and quiet in the remainder of your life has been reduced, so it totals only a few hours. You will rarely get to have more than a few seconds at a time.

You get peace and quiet in 3 minute segments for an entire day

Granted. You get to have a book called 'peace and quiet' for a few hours.

each hour is ⅓ of eternity as defined by standard universal measurements

Granted. You do indeed get a few hours of peace and quiet — just the most blissful calm you've ever experienced — and then never again.

You go on to live a frantic life of constant unrest and barrage on the senses. Soon you give up on sleep entirely, lose your grip on reality, and barely notice when you pop a blood vessel in your brain and expire.

Granted! Your hearing goes out entirely, and you can't afford a hearing aid to live with anything other than "quiet."