I have been told that one of the reasons the astronomers of the world cooperate is the fact that there is no one nation from which the entire sphere of the sky can be seen. Perhaps there is in that fact a parable for national statesmen, whose political horizons are all too often limited by national horizons.

Carelessness about our security is dangerous, carelessness about our freedom is also dangerous.

A wise man does not try to hurry history. Many wars have been avoided by patience, and many have been precipitated by reckless haste.

The sound of tireless voices is the price we pay for the right to hear the music of our own opinions.

[I]t is difficult to picture the great Creator conceiving of a program of one creature (which He has made) using another living creature for purposes of experimentation. There must be other, less cruel ways of obtaining knowledge.

Your public servants serve you right; indeed often they serve you better than your apathy and indifference deserve.

A man doesn't save a century, or a civilization, but a militant party wedded to a principle can.