Only the stupid and the wicked can fear rational criticism.

Of course you cannot free yourself from the laws of nature; but the laws of nervous systems are not the same as the physical laws.

All genuine philosophy transcends national boundaries. Patriotic philosophies are just nationalist ideologies.

Few if any political philosophers have had the courage of tackling the Cold War. Even the best of them have kept silent or have stated some bromides glossing over the serious shortcomings of "our" side, such as racism, social injustice, extreme income disparities, the exploitation of the Third World, and environmental degradation.

I believe that modern science supports free will, in showing that the brain can act spontaneously, not only in response to external stimuli.

Communication accompanies social transactions and can instruct or stultify, mobilize or intimidate, but it is no substitute for production, collaboration and fight.

From a historical viewpoint, religion is just a kind of superstition, and from a political viewpoint it is a tool of social control.