Answer:
What can be broken without being touched?
Timid or weak people are said to not have these.
What has no hands but might knock on your door, and if it does you better open up?
Seven brothers, five work all day, The other two, just play or pray.
What is used by man, tossed by trees, everywhere but unseen?
I go in hard, come out soft. Blow me hard and I'll make a pop. What am I?