Answer:
I am the black child of a white father a wingless bird flying even to the clouds of heaven. I give birth to tears of mourning in pupils that meet me even though there is no cause for grief and at once on my birth I am dissolved into air.
I sit in a corner while travelling around the world.
I am the tool for inspiring many. Buy me in the store for not much more than a penny. Don't overuse me, or my usefulness will go. What am I?
rub me and a genie might appear
I start with T end with T and within me is T.
The answer I give is yes, but what I mean is no. What was the question?