A capitalist searches for ways people are or must be different.
A communist searches for ways people are or must be the same.
A Marxist once said, “From each according to his ability, to each according to his need.”
The worst thing to happen to marxism could have been political marxism. Applying the idea requires subjecting the idea itself to it’s own medicine. From political marxism according to its ability, to each marxist according to his need.