American park ranger in Shenandoah National Park in Virginia, Roy Cleveland Sullivan was hit by lightning on 7 different occasions between 1942 and 1977 and survived all of them. Known as the Human Lightning Rod, he is recognized by Guinness World Records as the person struck by lightning more recorded times than any other human being.
1. I'm exhausted. 2. I'm dead tired. 3. I'm pooped. 4. I'm spent. 5. I'm beat. 6. I'm running on fumes. / I'm running on empty. 7. I can hardly keep my eyes open. 8. I'm off to bed. 9. I'm gonna hit the sack. (hit the sack = go to bed) 10. It's bedtime for me.