I wrote a short article on the philosophy forums explaining why I think what is often called ‘selfishness’ is actually compatible with kindness. Check it out: Is Selfishness Compatible with Kindness?
I think we can more effectively organize to alleviate poverty if we realize the various ways that kindness and humanitarianism are actually in our own self-interest. In other words, let’s realize that we do not sacrifice our own happiness by choosing to help other people, alleviate poverty, and build a better world for all. Helping others makes us happy!