Exactly. The logic of this argument seems to be: luck is involved in being successful, therefore personal effort plays no role at all. It makes no sense.
I like your measure relative to what you were born into. Didn’t get enough to eat when you were a child and are now a millionaire. Self-made!
Born into a millionaire family and turned that into a billion? Self-made!
I’m personally thankful the tall poppy syndrome isn’t that common in the US. I’d hate an environment where success is looked down up. No, being rich isn’t everything, but if that’s what you want, I’m happy you found it.