system
jealous: I don't understand why some people earn so much more money than others
human
I don't understand why some people get paid so much more than others
gpt
May be because of the talent they possess!!
human
I can maybe understand that with doctors - but is a shopkeeper less talented than a banker?
gpt
Valid point, Opportunity and skill sets are different 
human
Definitely - not all skills are rewarded equally.