Someone in some scribble in a matter-of-fact way made this assertion. Is it based on fact? Here's the original quote (in Russian) and its googletrans + my light fixing: Фридрих Энгельс упоминал о ...
I came across this statement: 1917 B-G (at 30) meets Russian-born Paula Munweis at Trotsky lecture, who works with B-G on political articles. In Dec. they marry in City Hall. The author of ...
It seems that everyone agrees that Louis Blanc was the first to say "à chacun selon ses besoins, de chacun selon ses facultés", which is often translated as "from each according to his abilities, to ...