Answer:
A box without hinges, lock or key, yet golden treasure lies within.
I have an eye but cannot see, You'll head inside when you see me.
What is the freedom of birds and the pen of old men?
In many years, not much has happened. In many minutes, a lot has happened. In one second, everything has happened.
If Teresa’s daughter is my daughter’s mother, who am I to Teresa?
If it’s information you seek, come and see me. If it’s pairs of letters you need, I have consecutively three. What am I?