Good Riddles

Question: I never was. Am always to be. No one ever saw me, nor ever will. And yet I am the confidence of all who live and breathe. What am I ?

Question: What do you call a fly without wings?

Question: We hurt without moving. We poison without touching. We bear the truth and the lies. We are not to be judged by our size. What are we?

Question: A hill full a hole full you cannot catch a bowl full.

Question: A man challenges you to a coin flipping contest. One of you must flip heads, then tails, then heads. The other must flip heads, then tails, then tails. Whoever succeeds in fewer flips is the winner.

Which should you choose?