Answer:
I'm blue, but when you see me I'm red. You don't see me too often. I'm there for you if you're hurt, but I'm good for you. What am I?
Born of sorrow, grow with age, you need a lot of me to be a sage. What am I?
A necessity to some a treasure to many I'm best enjoyed among pleasant company. Some like me hot some like me cold. Some prefer mild some like me bold.
Who keeps the ocean clean?
I cause involuntary movements in your vehicle
What did the piece of wood say when he saw the screwdriver and screws approaching?