Let your love be stronger than your hate or anger. Learn the wisdom of compromise, for it is better to bend a little than to break.

The weaving of mankind into one community does not imply the creation of a homogeneous community, but rather the reverse; the welcome and adequate utilization of distinctive quality in an atmosphere of understanding.... Communities all to one pattern, like boxes of toy soldiers, are things of the past, rather than of the future.

Heresies are experiments in man's unsatisfied search for truth.

The science hangs like a gathering fog in a valley, a fog which begins nowhere and goes nowhere, an incidental, unmeaning inconvenience to passers-by.

Man ... can go up against gravitation in a balloon, and why should he not hope that ultimately he may be able to stop or accelerate his drift along the Time-Dimension, or even turn about and travel the other way.

No. I cannot expect you to believe it. Take it as a lie--or a prophecy. Say I dreamed it in the workshop. Consider I have been speculating upon the destinies of our race until I have hatched this fiction. Treat my assertion of its truth as a mere stroke of art to enhance its interest. And taking it as a story, what do you think of it?

Nothing could have been more obvious to the people of the early twentieth century than the rapidity with which war was becoming impossible. And as certainly they did not see it. They did not see it until the atomic bombs burst in their fumbling hands.