Talk about faith?

Faith Fuel GaugeSome time ago about a couple of nuns who worked as nurses in a hospital. They ran out of gas while driving to work one morning. A service station was nearby but had no container in which to put the needed gasoline. One of the women remembered she had a bedpan in the trunk of the car. The gas was put into the pan and they carried it very carefully back to the car. As the nuns were pouring the gasoline from the bedpan into the gas tank, two men were driving by. They stared in disbelief. Finally, one said to the other, 

“Now Fred, that’s what I call faith!”  (As told by Chuck Swindoll)

My thought about this: Can other people “see” your faith?