International incidents should not govern foreign policy, but foreign policy, incidents

...foreign policy is a matter of costs and benefits, not theology.

The word impossible is not in my dictionary.

In order to govern, the question is not to follow out a more or less valid theory but to build with whatever materials are at hand. The inevitable must be accepted and turned to advantage.

Riches do not consist in the possession of treasures, but in the use made of them

In international relations, in foreign policy, a great deal has to do with historical circumstances, a great deal has to do with the sense and perception of people.