The reason you didn’t like those people is that somewhere deep inside you knew it could be you in ten years. I had the same thoughts, and came to the same insight.
It’s a lot like how you dislike the people who remind you of your bad qualities.
I am much more a product of the systems than I wanted to accept. That’s the most mature perspective I have had to date - and has led to more empathy than I thought I was capable of.