Sometimes it is possible to do good to others, and not just because you are a religious zealot. It is the right thing to do... making others happy, what could you do with US$5?
$5 LESSON DOES HEARTS AND MINDS GOOD
What good can five bucks do? Feed homeless pets, comfort ill children, brighten a widower's day - and make Oakridge Elementary fourth-graders' hearts swell.
Ref. https://deseretnews.com/dn/view/1%2C3949%2C%2C00.html
The link was not available but yes there are a lot of people in the world who do good to others and not necessarily because of religion. Actually I have met a couple of atheists in the past who have done great things in order to help someone, some of them they have done even better than someone who believes and says that lives their religion and they do not do it.