1. To a believer, an afﬁrmation of one’s faith. 2. To an agnostic, a question as to whether one should believe or not. 3. To an atheist, a symbol of one’s disbelief in god and religion. 4. A hint that though one does not believe in god, one might someday. 5. If one pictures oneself being cruciﬁed, one is making a huge sacriﬁce for someone else.