Religion should be about personal faith, and using that faith to be the best person you can be. If you need the trees and lights and other symbols then you have missed the point.
More important I think, if you get upset about not having your symbols displayed by some government entity or other...
I have no problems with any religions beliefs, only the actions that any person takes against another person in the name of their beliefs. If your beliefs make you a better person, then I am happy for you. If you take violent action against another person, then I will defend that person and I...