1960, I was 20 years old, and I was leading the U.S. Open. Now, I wasn't leading by several strokes, but I was leading the U.S. Open and playing with Ben Hogan, had a very good chance to win, nine holes to go, I was leading. I was still leading with six holes to play.

There is no room in your mind for negative thoughts. The busier you keep yourself with the particulars of shot assessment and execution, the less chance your mind has to dwell on the emotional. This is sheer intensity.

Donald Trump has been a good friend for a long time. I texted him after the election and I said 'congratulations, Mr. President. The Nicklauses are all happy for the Trumps,' and I said, 'It's time to bring American together, make American great again as you wish.'

When I fly in a helicopter, I insist there be two sets of controls, one for me in case something happens to the pilot. I'm no expert, but I know enough to at least get the thing on the ground. Nothing scares me like the thought of not being in control.

I've always tried to play golf with a golf club. I have a hard time driving with my rifle. I mean, 18 is really narrow ... I have no problem with the course, except for the tee shot on 18.

I'm deadly serious even when I play tennis against my kids. I want to beat their brains out.

Why are we building golf courses? Because we enjoy being outside, bringing man and nature together.