Controversial topics for Christians

The top five most controversial topics among Christians, in order of controversy:

1. Power (church discipline, who gets to be the 'boss' of what and who?)
2. Children (baptism, child-rearing, confirmation & communion)
3. Money (mine, yours and ours!)
4. Gender Roles (family, church)
5. Sex (before, in or outside marriage?)

The top five Unnecessarily controversial topics for Christians, in no particular order:

Science
Church and State
Literature
Music
Art

The top five topics that should be more controversial then they are for Christians:

The person of Jesus
The work of Jesus
Apologetics
The method of doing theology

Original Sin