How to say the following correctly and naturally

Please help.

In one of his recurrent fantasies he wanted people like him ,whom he considered to be at the bottom of the pecking order , to extinct altogether,so people ,presently at a higher level themselves at the bottom and know how it feels.

First, commas within the paragraph should immediately follow the last word in that phrase and be followed in turn by a space.
Otherwise, the intent of the

Thank you indeed.

wilpeter - and know how it feels

.Can you please tell me why there's a dash before and?

I likely should not have made the paragraph so long, had I written it myself. It is a personal habit of mine, whether good or bad, to give some emphasis to any separate thought being expressed. In spoken English, I would likely have paused (at the dash) and changed my tone of voice to emphasize the last thought. A dash might not be approved by other writers.

Thanks again.

wilpeterI likely should not have made the paragraph so long, had I written it myself.

If it's not asking too much, how would you have written it?

"In one of his recurring fantasies, he wanted people above his level of society to experience his misery/anxiety/hard life. For that to happen, all of his own level would have to become extinct."
(the suffering hinted at is not clear; thus misery/anxiety/hard life would be a choice.)