Answer:
What is it that you must give before you can keep it
Tear one off and scratch my head, what once was red is black instead!
You speak this when you are being sincere.
You can't keep this until you have given it. What is it?
I call the trees my home, yet I never go inside, and if I ever fall off the tree I will be surely be dead.
What never gets any wetter no matter how hard it rains?