The best way to persuade is with your ears.

One third of the people of the world are asleep at any given moment. The other two thirds are awake and probably stirring up trouble somewhere.

Continuity does not rule out fresh approaches to fresh situations.

The fidelity of the United States to security treaties is not just an empty matter. It is a pillar of peace in the world.

Physicists and astronomers see their own implications in the world being round, but to me it means that only one-third of the world is asleep at any given time and the other two-thirds is up to something.

While we are sleeping, two-thirds of the world is plotting to do us in.

When you solve a problem, you ought to thank God and go on to the next one.