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.
If you have me, you want to share me. Once you share me, you won't have me. What am I?
What type of shoes do spies wear?
I keep things green and keep kids happy during summer time.
People need me, yet they give me away every day. What am I?
I'm a god. I'm a planet. I measure heat.