My brother Dominic Sam has written a letter to the editor of the Southern Cross (a weekly Catholic newspaper in South Africa) in which he analyses the significance and symbolism of the Cross and the Crucifix. You may read the article in the newspaper by clicking on the link below:
I’ve invited him to post it in the comment box on my web site. It is better to read it from the paper itself. It is the letter of the week October 11, 2016.