Another example of inflation over the last 3/4 of a century 2024-09-21

When I first arrived in the US on 9/1950, the cost of mailing a simple letter is 3 cents. Over the years, the cost of a letter gradually rises to ove ...

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Best State to Live in and other useful information 2024-09-14

A recent study ranks Massachusetts as the best state to live in the US as measured b y education, helath care and low crime rate. Having live here fo ...

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My view of the future of our world 2024-09-05

This is my view of the future of our world and American society even though I won’t be around to see it happens or not – a bifurcation of our hum ...

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Infrastruicture Buildiing 2024-08-29

I arrive in the US on September 2nd 1950. I remember the first car ride I had from NYC to Boston took ten hours going through every town along the no ...

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Report of the 2024 control workshop and birthday celebration 2024-08-24

As accounted in my previous blog article here is the official report of the conference.celebration. It consist of : 1. Event report :. It is made b ...

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Good things to come 2024-08-19

I have reported in the past of my good fortunes of having my 50 Ph.D students and my life time employer, Harvard University, helping celebrating my ...

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Scams and Fraud Targeting Senior citizens 2024-08-13

There are a large number of fraudulent activities on the Internet. Many are specifically aimed at senior citizens since this group is most suscepti ...

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The 100 year certificate of deposit (CDs) 2024-08-06

Recently a US Bank is selling 100 year CDs with ~4.00% annual interest. The CD take 100 years to mature. The minimum amount is US$1,000. which in 100 ...

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The 80/20 Principle: 2024-07-31

The 80/20 Principle: 1.       Health : 80% eating, 20% exercising 2.       Wealth : 80% hab ...

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Olympic Opening Ceremonies 2024-07-27

The opening ceremony of the summer Olympic games is always a big deal for the host country. It traditionally takes place in the Olympic stadium wher ...

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A NEVER list if you are taking care of someone in dementia 2024-07-25

A NEVER list if you are taking care of someone in mental decline Everyone of us may have the occasion/responsibility of taking care of some loved ...

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Benefit of physical exercises 2024-07-19

  I love all kinds of food, never followed a diet, or did exercise since getting married  and becoming a working adult instead of a stude ...

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On behalf of my wife and myself in thanking CAAL 2024-07-11

The Chinese American Association of Lexington (CAAL) recently had a small ceremony honorrng various Chuinese American resident of the town for their ...

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Pros and Cons of an Academic Life 2024-07-04

Pros and Cons of an Academic Life  (For academic scholars only not for academic administrators) ·       &nbs ...

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A Family history of Humanity by Simon Sebag Montefiore 2024-06-23

The Book (1300+ pages) – A Family history of Humanity by Simon Sebag Montefiore I accidentally came upon a copy of this  book (first publis ...

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My 70+ Years Old Misconception about US Immigration Laws 2024-06-19

America is often celebrated as a nation of immigrants (for their contributions and patriotiism) .  However, one may also argue that the US is a ...

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Getting there is all the fun! 2024-06-18

Last night I received a phone call from a former Tsinghua student who was a student in my class when I lectured there in 2004. Since then he has come ...

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The Revolution in illegal drugs 2024-06-10

It is worthwhile to take note of the technological, social, and commercial revolution taking place in illegal drugs. In the olden day when opium firs ...

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Another giant of control leaves us 2024-06-06

I just learned that Bristish control theorist, David Mayne, unexpectedly passed away on May 27 after spending a festive week with friends and family. ...

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