Grace Hopper
Overview
 
Rear Admiral
Rear admiral (United States)
Rear admiral is a naval commissioned officer rank above that of a commodore and captain, and below that of a vice admiral. The uniformed services of the United States are unique in having two grades of rear admirals.- Rear admiral :...

 Grace Murray Hopper
(December 9, 1906 January 1, 1992) was an American computer scientist and United States Navy officer. A pioneer in the field, she was one of the first programmers of the Harvard Mark I
Harvard Mark I
The IBM Automatic Sequence Controlled Calculator , called the Mark I by Harvard University, was an electro-mechanical computer....

 computer, and developed the first compiler
Compiler
A compiler is a computer program that transforms source code written in a programming language into another computer language...

 for a computer programming language. She conceptualized the idea of machine-independent programming languages, which led to the development of COBOL
COBOL
COBOL is one of the oldest programming languages. Its name is an acronym for COmmon Business-Oriented Language, defining its primary domain in business, finance, and administrative systems for companies and governments....

, one of the first modern programming languages.
Quotations

To me programming is more than an important practical art. It is also a gigantic undertaking in the foundations of knowledge.

As quoted in Management and the Computer of the Future (1962) by Sloan School of Management, p. 277

From then on, when anything went wrong with a computer, we said it had bugs in it.

On the removal of a 2-inch-long moth from the Harvard Mark I|Harvard Mark I experimental computer at Harvard in August 1945, as quoted in Time (magazine)|Time (16 April 1984)

A ship in port is safe; but that is not what ships are built for. Sail out to sea and do new things.

As quoted in "Grace Hopper : The Youthful Teacher of Us All" by Henry S. Tropp in Abacus Vol. 2, Issue 1 (Fall 1984) ISSN 0724-6722

I handed my passport to the immigration officer, and he looked at it and looked at me and said, "What are you?"

On being the oldest active-duty officer in the U.S. military, in an interview on 60 Minutes|60 Minutes (24 August 1986)

In total desperation, I called over to the engineering building, and I said, "Please cut off a nanosecond and send it over to me."

On demonstrating a billionth of a second of electricity travel with a piece of wire, in an interview on 60 Minutes|60 Minutes (24 August 1986)

At the end of about a week, I called back and said, "I need something to compare this to. Could I please have a microsecond?"

On demonstrating a billionth of a second of electricity travel with a piece of wire, in an interview on 60 Minutes|60 Minutes (24 August 1986)

Life was simple before World War II. After that, we had systems.

Humans are allergic to change. They love to say, "We've always done it this way." I try to fight that. That's why I have a clock on my wall that runs counter-clockwise.

Unsourced variant: The most dangerous phrase in the language is, "We've always done it this way."

 
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