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The one change in my life is that I often think about death. When you are young, you don’t think about death unless someone close to you dies.
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Thoughts on a milestone birthday
On Aug. 2, 2023, I turned 75 years old.
Some thoughts on this milestone: First, I feel no different -- emotionally or physically -- than I did 50 years ago. I was lecturing, traveling and writing then, and I’m lecturing, traveling and writing today. I started my public life at age 21, speaking around America after spending a month in the Soviet Union, and wrote my first book at the age of 25. If…