Though we explore in a culturally-conditioned way, the reality we sketch is universal.

The respect for human rights, essential if we are to use technology wisely, is not something alien that must be grafted onto science. On the contrary, it is integral to science, as also to scholarship in general.

[Intellectual courage is] the quality that allows one to believe in one's judgement in the face of disappointment and widespread skepticism. Intellectual courage is even rarer than physical courage.

If we treasure our own experience and regard it as real, we must also treasure other people's experience.

Science exists, moreover, only as a journey toward troth. Stifle dissent and you end that journey.

Instead, in the absence of respect for human rights, science and its offspring technology have been used in this century as brutal instruments for oppression.

Even in the world of molecules the civilising influence of modest restraints is a cause for rejoicing.