“For years he'd strived to make a difference in the world, and he'd worked like a dog to make that happen, and yet here he was, a man sitting on a dock with his children, and never had he felt more certain that his words mattered.”

“Once more, he was immersing himself in books, reaching the end of long articles, even going back over paragraphs to make sure he'd grasped things. How much more satisfying it was than all that skimming, all that jumping around. At present, he was working his way, deliciously, through a book on Mendel, the father of genetics. A man who might not have spend seven years watching peas, if he'd had the internet.”

“Sometimes he felt like he'd been gone his whole life--in exile, away from the place he was supposed to be, and that, soldier-like, he was pining to be returned. Homesick for a place he'd never been.”

“She's got a way of making a man feel guilty for certain things he'd never feel bad about on his own, like watching someone shoot himself in the face.”

“Thousands of years ago the first man discovered how to make fire. He was probably burnt at the stake he'd taught his brothers to light, but he left them a gift they had not conceived and he lifted darkness from the face of the Earth.”

“In the old days, when he flew a lot, he'd never been able to get absorbed in a book until the plane had taken off, so he'd spent the pre-boarding time flicking through magazines and browsing in gift shops, and that's what the last couple of decades had felt like: one long flick through a magazine. If he'd known how long he was going to spend in the airport lounge of his own life, he'd have made different travel arrangements, but instead he'd sat there, sighing and fidgeting and, more often than was ever really acceptable, snapping at his traveling companions.”