I do believe he meant socialism as it's been advertised in the western world (see: Bernie Sanders, parts of Europe and Latin America) rather than socialism as "

I do believe he meant socialism as it's been advertised in the western world (see: Bernie Sanders, parts of Europe and Latin America) rather than socialism as "workers owning the means of production" (see: Marxist theory); since the latter has never lasted in a prosperous country/occurred at all (depending on who you ask and in which context).