I'm very aware how many distractions the reader has in life today, how many good reasons there are to put the book down.

Once I discovered the endless fascination of doing the research and of doing the writing, I knew I had found what I wanted to do in my life. Every book is a new journey. I never felt I was an expert on a subject as I embarked on a project.

We are all what we are, in large degree, because of others who have helped, coached, taught, counseled, who set a standard by example, who've taken an interest in our interests, opened doors, opened our minds, helped us see, who gave encouragement when we needed it, who reprimanded or prodded when we needed it, and at critical moments, inspired.

Love of learning will never let you down. You can have a quest for money, you can have a quest for power, you can have a quest for fame and they are sometimes gratifying and sometimes self-destructive. The love of learning is always gratifying and never self-destructive. The more educated, the more cultivated a society becomes, better off is everybody.

First of all, you can make the argument that there's no such thing as the past. Nobody lived in the past.

Exercise free will and creative, independent thought not for the satisfactions they will bring you, but for the good they will do others, the rest of the 6.8 billion–and those who will follow them. And then you too will discover the great and curious truth of the human experience is that selflessness is the best thing you can do for yourself. The sweetest joys of life, then, come only with the recognition that you’re not special. Because everyone is.

You can't learn to play the piano without playing the piano, you can't learn to write without writing, and, in many ways, you can't learn to think without thinking. Writing is thinking. To write well is to think clearly. That's why it's so hard.