I’m not sure I understand your question.  What “purpose” are you thinking of?
assistant
Oh, I guess you're saying that you don't want to feel like a tool in the process.
assistant
I have never helped a person where long term it paid off, so why should I ever help someone if it doesn't benefit me?
user
Hm.  Why don’t you help someone because it would make you feel good, rather than helping because you expect to benefit from it?
assistant
It never makes me feel good just helping someone for no reason. What the hell is the purpose in that?
user