important, flip him twenty bucks and tell him that normally you confine your giving to some specific causes, but because he's who he is, and he's the one asking, you'll help out this one time.
he should get the message, and you're helping him for the right reason - because you value him, regardless of his beliefs.
if you absolutely can't do it, then be gently direct, and tell him you can't, and that you're sorry you can't. unless the guy is militant and looking for a fight, it shouldn't be a big deal...and not that you would, but this isn't the time to lecture him about your beliefs..that'll nuke the relationship right there.…
So, normally, I try to stay away from commentary on other people's opinions, because everybody's got one and if they were all the same, this world would be a very boring place. But, a couple of…