For a serious writer seriously concerned about any moral, social, political, environmental issues, it is a major concern. I’ve been wrestling with it ever since I was 18.

I was always a watcher.

There are many battles. There’s so much that needs to be done. We need to protect the environment. Save this little planet. Not just this little piece of real estate we call America, but save the planet.

I have a tip that can take 5 strokes off anyone's golf game. It's called an eraser.

You have to do something like that to get rid of the tension, take your mind off what you are doing.

What I would do differently? When I went through school, I was in a hurry. I was an economics major as an undergraduate, and I was a finance major in graduate school. I was in a hurry to succeed when I got out in the business world. I’m sorry I didn’t take more courses in the humanities and in history and in the arts.

Oh, all the time. We have a fear all the time. But that’s what keeps us going, that’s what keeps us focused. You have to have a fear. People who say, “I have no fear. I’m not afraid of ever failing,” are kidding themselves. Sometimes it’s the fear of failure, of not wanting to fail, that makes people as great as they are. I know that’s what pushes me, a lot.

One person that is my role model is my father. ... He’s a man who taught me something very important. And that was — give back to society what you’ve taken out.

You have to make sacrifices on either side. You also to have an understanding family, to know that there are going to be some sacrifices.

In 50 years, I hope to be remembered not just as an industrialist but as someone who believed in the potential of people and worked to leave the world better than he found it.