Answer:
I am good at concealing what's real and hide what's true. Sometimes I bring out the courage in you!
I have numbers on my face but can't find 13 any place. What am I?
I am easy to waste and unstoppable. What am I?
I am so delicate that even mentioning me breaks me. What am I?
I am all around, yet to me you are half blind. Sunlight makes me invisible and difficult to find. What am I?
The answer I give is yes, but what I mean is no. What was the question?