Answer:
What month of the year has 28 days?
As a whole, I am both safe and secure. Behead me, I become a place of meeting. Behead me again, I am the partner of ready. Restore me, I become the domain of beasts.
I am so simple that I can only point. Yet I guide men all over the world.
Put into a pit, locked beneath a grate, guarded through the night, yet it still goes out.
The barber of New York shave all men in New York. No man living in New York is allowed to shave himself. The barber of Nee York lives in New York. Who shaves the barber ?
What is so fragile that saying its name breaks it?