Real success is finding your lifework in the work that you love.

I think it is one of the most extraordinary elections, a turning point for our country and for the world. That remarkable young man [Barack Obama] has kept his demeanor, kept his temperament and has shown a power to inspire. I see what energy that he has inspired among the young. Well, it inspires us old goats too.

We all know the old expression, "I'll work my thoughts out on paper." There's something about the pen that focuses the brain in a way that nothing else does. That is why we must have more writing in the schools, more writing in all subjects, not just in English classes.

I think it's best to pick a biographical subject who lives to a ripe old age. Older people tend to relax and speak their minds. They're dropping some of the masks that they've been wearing. There's a candor.

You have overburdened your argument with ostentatious erudition.

I could not do what I do without the kindness, consideration, resourcefulness and work of librarians, particularly in public libraries... What started me writing history happened because of some curiosity that I had about some photographs I'd seen in the Library of Congress.

Read. Read every chance you get. Read to keep growing. Read history. Read poetry. Read for pure enjoyment. Read a book called Life on a Little Known Planet. It's about insects. It will make you feel better.