You needn't believe every lie you hear, nor just the ones you want to believe. Check it out. Look at the leadership. Look at the most critical decisions, the most basic beliefs.
Communists, Socialists.... almost any effective agenda based change agency or movement, are all fundamentally owned by people whose first jpriority is to disguise their real long term goals and their most important steerage hands.
If it were at root a real "grass roots" sort of thing, it would not have the staying power to keep moving through issues one after another, like BLM and Antifa do.
Count on it. They are not people-based, but oligarchal tools They quack like that, they smell like that. They are that. And yes, "Communism" has always been a tool, handled by people who know the ideals and values are false, but it can be used to augment and ensure power. Fascist Power.