At the heart of science lies discovery which involves a change in worldview. Discovery in science is possible only in societies which accord their citizens the freedom to pursue the truth where it may lead and which therefore have respect for different paths to that truth.

When, as we must often do, we fear science, we really fear ourselves. Human dignity is better served by embracing knowledge.

Idealism is the highest form of reason.

A new sense of shared international responsibility is unmistakable in the voices of the United Nations and its agencies, and in the civil society of thousands of supra-national NGOs.

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

Science is a collection of stories, linking characters worthy of notice.

Human dignity is better served by embracing knowledge.