I was asked by a Lutheran Church to create a door for a chapel. The only design specs the pastor asked for were a carved Celtic cross on one side and the seal of Martin Luther on the other. The seal is an the emblem of the Lutheran Church and it is a lovely image.... a rose with heart in the middle and a cross inside the heart. I grew up in the Catholic Church, which is to say that I grew up believing that Martin Luther was an awful heretic. After researching the man and his seal I've come to view Luther as a courageous man who went up against a very powerful and corrupt authority in Rome.
The seal was a pleasure to carve. The Celtic cross was not so much. It was a lot of detail to coax out of a very coarse grain. Here's the cross: