That's why the actual saying is "any organization that is not explicitly right-wing will become left-wing". The implication is that leftists will infiltrate and subvert any power structure that does not actively recognize leftists and take concrete steps to prevent their subversive behavior.
That's why the actual saying is "any organization that is not explicitly right-wing will become left-wing". The implication is that leftists will infiltrate and subvert any power structure that does not actively recognize leftists and take concrete steps to prevent their subversive behavior.