George Polya Quotes: What is the difference between method and device? A method is a device which you use twice. ...

What is the difference between method and device? A method is a device which you use twice. (George Polya)

George Polya Quotes Pictures

George Polya Quotes: What is the difference between method and device? A method is a device which you use twice.

George Polya Quotes: What is the difference between method and device? A method is a device which you use twice.

George Polya Quotes: What is the difference between method and device? A method is a device which you use twice.

George Polya Quotes: What is the difference between method and device? A method is a device which you use twice.

George Polya Quotes: What is the difference between method and device? A method is a device which you use twice.

George Polya Quotes: What is the difference between method and device? A method is a device which you use twice.

George Polya Quotes: What is the difference between method and device? A method is a device which you use twice.

George Polya Quotes: What is the difference between method and device? A method is a device which you use twice.

George Polya Quotes: What is the difference between method and device? A method is a device which you use twice.

George Polya Quotes: What is the difference between method and device? A method is a device which you use twice.

George Polya Quotes: What is the difference between method and device? A method is a device which you use twice.

George Polya Quotes: What is the difference between method and device? A method is a device which you use twice.

George Polya Quotes: What is the difference between method and device? A method is a device which you use twice.

George Polya Quotes: What is the difference between method and device? A method is a device which you use twice.

George Polya Quotes: What is the difference between method and device? A method is a device which you use twice.