This might come from a mental impediment. Their ego is so huge it takes up too much intellectual space, making them unable to grasp concepts outside their personal concerns or prejudices. Depending on their mindset, their actions may be positive or negative. What matters is whether their action will benefit them. This is not the true meaning of benevolence, no matter how it appears.
Infertility is found in bodily functions, but also in spiritual functions. Some poor, unfortunate souls lack the holy spark to emit spiritual light or warmth.
Use your acute senses to remove their veil of unreality. You are smart enough to do this, or at least you think you are! You’re a good person. When you do something with a sincere desire to help, with no regard for personal gain, your soul will burn bright within you.
This is when you feel purpose in your life, when you’ve won the spiritual lottery!