Individual scientists like myself - and many more conspicuous - pointed to the dangers of radioactive fallout over Canada if we were to launch nuclear weapons to intercept incoming bombers.

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

In education the appetite does indeed grow with eating. I have never known anyone to abandon study because they knew too much.

Scientia is knowledge. It is only in the popular mind that it is equated with facts.

Idealism is the highest form of reason.

In nation after nation, democracy has taken the place of autocracy.

The applause is a celebration not only of the actors but also of the audience. It constitutes a shared moment of delight.