...Had proven himself a leader of remarkable ability, a man not only of enterprising ideas, but with the staying power to carry them out.
David McCulloughHow can we know who we are and where we are going if we don't know anything about where we have come from and what we have been through, the courage shown, the costs paid, to be where we are?
David McCulloughThere are innumerable writing problems in an extended work. One book took a little more than six years. You, the writer, change in six years. The life around you changes. Your family changes. They grow up. They move away. The world is changing. You're also learning more about the subject. By the time you're writing the last chapters of the book, you know much more than you did when you started at the beginning.
David McCullough