As the global expansion of Indian and Chinese restaurants suggests, xenophobia is directed against foreign people, not foreign cultural imports.

There is not much that even the most socially responsible scientists can do as individuals, or even as a group, about the social consequences of their activities.

Human beings are not efficiently designed for a capitalist system of production.

Impotence therefore faces both those who believe in what amounts to a pure, stateless, market capitalism, a sort of international bourgeois anarchism, and those who believe in a planned socialism uncontaminated by private profit-seeking. Both are bankrupt. The future, like the present and the past, belongs to mixed economies in which public and private are braided together in one way or another. But how? That is the problem for everybody today, but especially for people on the left.

Telephone and telegraph were better means of communication than the holy man's telepathy

Utopianism is probably a necessary social device for generating the superhuman efforts without which no major revolution is achieved.

Many years later, another Marxian rephrased this as the choice between socialism and barbarity. Which of these will prevail is a question which the twenty-first century must be left to answer.