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.

Reality is no less precious if it presents itself to someone else. All are discoverers, and if we disenfranchise any, all suffer.

Human dignity is better served by embracing knowledge.

Authority in science exists to be questioned, since heresy is the spring from which new ideas flow.

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.

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

Idealism is the highest form of reason.