Just because you haven't seen or experienced something, does not mean it's not there, not happening, or not true. Keep an open mind and you will see the world and everything in it, alot more clearly.
Only when gambling.
I have seen things first hand that made me respect and beleive in the unexplainable.
Absolutely not, as a kid of course I did... but as I developed common sense I became very skeptical towards the supernatural, demons, the concept of a deity, etc.