Bill Bryson said this quote

Not one of your pertinent ancestors was squashed, devoured, drowned, starved, stranded, stuck fast, untimely wounded, or otherwise deflected from its life's quest of delivering a tiny charge of genetic material to the right partner at the right moment in order to perpetuate the only possible sequence of hereditary combinations that could result -- eventually, astoundingly, and all too briefly -- in you.

~ Bill Bryson

If this book has a lesson, it is that we are awfully lucky to be here-and by 'we' I mean every living thing. To attain any kind of life in this universe of ours appears to be quite an achievement. As humans we are doubly lucky, of course: We enjoy not only the privilege of existence but also the singular ability to appreciate it and even, in a multitude of ways, to make it better. It is a talent we have only barely begun to grasp.

~ Bill Bryson

As my father always used to tell me, 'You see, son, there's always someone in the world worse off than you.' And I always used to think, 'So?

~ Bill Bryson

I became quietly seized with that nostalgia that overcomes you when you have reached the middle of your life and your father has recently died and it dawns on you that when he went he took some of you with him.

~ Bill Bryson