Everyday life depends on the structure of the atom. Turn off the electrical charges and everything crumbles to an invisible fine dust, without electr… - Carl Sagan

Imagine, a room, awash in gasoline. And there are two implacable enemies in that room. One of them has nine thousand matches. The other has seven thousand matches. Each of them is concerned about who's ahead, who's stronger. Well, that's the kind of situation we are actually in. The amount of weapons that are available to the United States and the Soviet Union are so bloated, so grossly in excess of what's needed to dissuade the other, that if it weren't so tragic, it would be laughable. What is necessary is to reduce the matches and to clean up the gasoline.

I know of no significant advance in science that did not require major inputs from both cerebral hemispheres. This is not true for art, where apparently there are no experiments by which capable, dedicated and unbiased observers can determine to their mutual satisfaction which works are great.

Most of us are for freedom of expression when there’s a danger that our own views will be suppressed. We’re not all that upset, though, when views we despise encounter a little censorship here and there.