I understand the sentiment but I don't understand why you're shouting a response at me; I was trying to highlight the difference between charities and salesmen.
I think your issue is with religion, not sales people, which is what this article is about.
No, you cannot hide behind "but I'm not selling anything".
Because then a marketing person could say "but I'm only trying to make you aware of $PRODUCT; I'm not trying to sell it!"