I believe the "From each according to his ability, to each according to his needs" approach has already been tried many times over the world in the 20th century

I believe the "From each according to his ability, to each according to his needs" approach has already been tried many times over the world in the 20th century and failed every single time. As E. O. Wilson (a world leading expert in studying ants) said about communism/socialism: “Great Idea. Wrong Species.”