Today, I'm going to talk about something that most, if not all, Catholics tend to take for granted — the sign of the cross. It is a ritual we perform for various purposes, but primarily in prayer. While it is natural to us and may not often be consciously thought about, the sign of the cross has been the source of some controversy in Church history and even up to today. So, let's explore the sign of the cross, its history, significance, and how it has been historically defended.