Answer:
I start with T end with T and within me is T.
I am a pretty one, fluttering in the pale blue sky. Delicate, fragile on the wing, indeed I am a pretty thing. What am I?
The more you have me the less you see. Shine a light on me and I shall flee.
I am asleep when you are awake I am awake when you fall asleep. I can fly but no feathers to aid my flight.
I go in dry and come out wet. The longer I stay in the stronger my surroundings get.
Why is the letter B always cool?