Answer:
If you have me, you want to tell me. If you tell me, you don't have me.
What is taken before you can get it?
Man's most important invention.
One might hang a locket from this
I look at you, you look at me, I raise my right, you raise your left
Why was the cook arrested?
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?