It always comes down to the fact that the far, far left is just as nuts as the far right, except that the far right is dangerous and the far left is just stupid.
Anyone who thinks that socialism works is more than just “stupid”, Jim. They have the ability, if given power, to destroy an entire economy and create massive shortages of essentials. “Dangerous” is an apropos term for them as well.
See: Venezuela, who by their oil reserves AND potential for tourism ought to be a friggin’ paradise.