That was said first at the World Economic Forum in Davos, in what many people consider the heart of modern capitalism.
Capitalism says nothing about your right to own stuff, it is only concerned with putting the means of production into private hands. And indeed, most humans alive today have nothing to their name, and the entire economic apparatus belongs to a tiny minority that functionally owns the world, and doesn't have to answer to anyone.
Modern socialism: "You'll own nothing and be happy".