As a writer, I have to admit, there is something darkly compelling about Alzheimer's because it attacks the two things most central to a writer's craft - language and memory, which together make up an individual's identity. Alzheimer's makes a new character out of a familiar person.

Paul Ryan hasn't lacked for a job since he left college as the golden child of Wisconsin Republican politics, riding his family connections into a job with then-Senator Bob Kasten.

In theory, at least, all presidents are servants of the people who elected them. In the case of Barack Obama, it has seemed from the start that the idea as applied to him was more than mere metaphor. He is the first president in my lifetime whom the country felt obligated to remind that he know his place.

We owe each other a debt and we owe each other an obligation, and because of these fundamental American imperatives, there are things that we own in common with each other, and that we are obliged to protect for our posterity. The water. The trees. The wild places in the land. We lose sight of these truths sometimes.