Maybe
this thread started by Martin?
Do this, right now.
Close your eyes.
Count to 27.
Now, put your hands on the following objects, while your eyes are still closed.
a. Flashlight
b. Whistle
c. Pocket Knife
d. Bandanna
This is a drill that I have done with some co-workers in NYC. It's thought provoking.
Could you do it?