Answer:
A young man wants to have me but when he has me, he no longer wants me. What am I?
I start with T end with T and within me is T.
I am a band that does not perform, sing, or act. What am I?
I have been the beginning of ideas for all time yet I am just one simple small object the things that you can use me for can be frustrating and also I can be pretty. I have some of the most valuable thing in the world on me yet almost everyone owns me.
Light hides me and darkness kills me. What am I?
The answer I give is yes, but what I mean is no. What was the question?