How we approach a situation reveals what we expect to find. Imagine it is 2 A.M. and I'm asleep. My wife taps my shoulder and says, "I heard something. I think there's an intruder downstairs." My mind immediately kicks into high-gear. I reach underneath my bed and grab a 7-iron -- to protect the family -- and slowly make my way to the kitchen where my wife heard the sound. Even though I live in a hundred-year-old house, I know exactly how to sneak down my staircase without making a creak. My heart pounds in the still night. My eyes search in the dark: the doors, the hallway mirror, the main-level windows that I know a person can squeeze through.
Meanwhile, my wife is upstairs with her phone. She has dialed "9" and "1," and she has her finger waiting on that second "1." She's waiting for me to scream, or for someone else to scream after I yell, "Fore!"
See, my whole approach to this situation reveals what I expected to find.
[Read the rest of the article at Desiring God.]