Taiwan will probably not declare independence. The question isn't independence. The issue is whether Taiwan will declare itself as a sovereign separate state. That will start a huge crisis if that happens.

It is not a matter of what is true that counts, but a matter of what is perceived to be true.

Now we have a whole series of problems - energy, environment, proliferation - which go beyond the nation. And we also know that a conflict between major powers would be a catastrophe for which there is no compensation in anything you can gain.

In the hands of a determined Secretary, the Foreign Service can be a splendid instrument, staffed by knowledgeable, discreet, and energetic individuals. They do require constant vigilance lest the convictions that led them into a penurious career tempt them to preempt decision-making.

The key decision for a statesman is whether to commit his nation or not. There is no middle course. Once a great nation commits itself, it must prevail. It will acquire no kudos for translating its inner doubts into hesitation.

Donald Trump is a phenomenon that foreign countries haven't seen.

With proper tactics, nuclear war need not be as destructive as it appears.