Karl Radek — Ukrainian Politician born on October 31, 1885, died on May 19, 1939

Karl Berngardovich Radek was a Marxist active in the Polish and German social democratic movements before World War I and an international Communist leader in the Soviet Union after the Russian Revolution... (wikipedia)

The enmity of such a party towards Socialism does not mean that the members are only prejudiced against it because they do not know it; it means that they are possessed of bourgeois ideas, and wish to determine their policy accordingly.
Every social organisation which is rooted in life still lasts a long time, even after the conditions from which it drew its strength have changed in a manner unfavourable to it.
In general, if signs of sectarianism do appear in a Socialist Party, these are only the products of the absence of a broad Labour movement in the country.
Without Socialism the working class is a heterogeneous mixture of different categories, some of which have independent, varying interests, sometimes opposed to each other.
The Social-Democratic Federation took part in all the political and economic struggles of the English working class; it took pains to bring Socialist views home to them, not only through agitation and propaganda, but also by actions.