You Americans have the loveliest wine in the world, you know, but you don't realize it. You call them domestic and that's enough to start trouble anywhere.

Success is to be measured not by wealth, power, or fame, but by the ratio between what a man is and what he might be.

Leaders should lead as far as they can and then vanish. Their ashes should not choke the fire they have lit.

One of the darkest evils of our world is surely the unteachable wildness of the Good.

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.

Civilization is in a race between education and catastrophe. Let us learn the truth and spread it as far and wide as our circumstances allow. For the truth is the greatest weapon we have.

When the history of civilization is written, it will be a biological history and Margaret Sanger will be its heroine.