All in Recognizing the Spirit

Have you ever met someone that you have never known before, but have instantly recognized as a Christian? Before the first word was spoken, or introduction had been made, was there something that drew you to them as if your meeting had been planned all along? What is it that occurs at such moments? As certainly as we have physical appearances that our eyes recognize, we also have spiritual presences that one’s spirit recognizes in another. Do you believe this?