I'm sure most readers of Das Kapital would believe that communism is peachy. Doesn't mean it would have the same effect on me.
Hey, communism, if it worked, would be great for the vast majority of people.
The whole concept is that people are happy at work and at home living in bliss and harmony with their neighbors.
That sounds great to most. Thing is, in practice it doesn't work and just leads to a brutal dictatorship and mass poverty