Answer:
A young man wants to have me but when he has me, he no longer wants me. What am I?
I am a precious stone as clear as diamond. Seek me out while the sun's near the horizon. Though you can walk on water with my power try to keep me and I'll vanish in an hour.
I am the kind of dog that chases anything red.
I am in the past, never in the future. I don't exist, but have existed. I saw what you saw, and this is what I will ever see. What am I?
I am known for my natural tuxedo and marching. What am I?
What is lighter than what it is made of?