Answer:
This is needed both for courage and hardcover books.
What can you catch but not throw?
Scythe of darkness, Shadow’s light. Guiding eye of thirteenth sight.
I weaken all men for hours each day. I show you strange visions while you are away. I take you by night, by day take you back. None suffer to have me, but do from my lack.
What is bought by the yard by is worn by the foot?
A town has only two barbers. One of the barbers has a nice, tidy haircut, and the other has a shaggy, messy haircut. Which barber should you go to?