Some people just have a several hundred year head start on others.
Granted, there is a healthy dose of luck and talent involved, but saying that the only way to get rich is to have rich parents is a lazy and wrong take.
Many not-poor people I know in Canada wouldn’t have the means to immigrate elsewhere without saving up for a few years at way above minimum wage. Education and skill are going to make them more desirable immigration candidates than, say, someone who barely graduated high school. It’s really not an apples-to-apples comparison at all.