The only message about religion which will not offend someone is
So I won't say anything about 12 million pounds of tax payers money being spent on the visit of the Pope. That might offend tax payers who, thankfully, do not agree with the Pope's views on contraception, women, gays and priests having to take vows which endanger young people.
I won't say anything about a pastor in America planning to burn copies of the Koran to commemorate 9/11. There is only one thing that can be said
You have it, nothing.
I could ask why toleration is not something that easily fits with religion. But, notice, I am not doing so.
You try laughing about any of the above and something might descend upon you.