World War I broke out largely because of an arms race, and World War II because of the lack of an arms race.

It is immoral from almost any point of view to refuse to defend yourself and others from very grave and terrible threats, even as there are limits to the means that can be used in such defense.

A surprising number of government committees will make important decisions on fundamental matters with less attention than each individual would give to buying a suit.

Human and moral factors must always be considered. They must never be missing from policies and from public discussion.

Nevertheless, during the sixty years of the twentieth century many problems have come increasingly into the realm of acceptable public discussion.

It may literally turn out that a Hottentot, an educated and literate Hottentot it is true, but one who is a member of a relatively primitive society, would be able to make bombs.

The widespread diffusion of nuclear weapons would make many nations able, and in some cases also create the pressure, to aggravate an on-going crisis, or even touch off a war between two other powers for purposes of their own.