"Other people have it better than me, I want that too, if I accept innate differences being the cause then it means I'll never get there which is unbearable. If all humans are born the same then I can declare the others malicious oppressors - which is a powerful moral weapon - and work from there. At least I'll have a chance to get some of what the others have".
I always knew I'd never be a pro ball player nor an Air Force pilot, due to the innate configuration of my body. It wasn't unbearable. Everybody has different strengths and weaknesses. I find what I am suited for and exploit that.
In the U.S. a lot of emotions surrounding this topic come from racist policies/perceptions of the past. It’s hard to have an open conversation about this topic without someone resorting to name calling.