"I think that we need to understand that capitalists hate capitalism. They don’t want to be in an environment in which they have to compete." I think he means

"I think that we need to understand that capitalists hate capitalism. They don’t want to be in an environment in which they have to compete." I think he means they hate the free market. Many people think capitalism and the free market depend on each other but free markets existed for a long time before capitalism. It's the free market that forces capitalists to compete.