Jeff Cooper Quotes


No sensible person ever opens the door of his house without knowing who is knocking.


Citations

Cooper, Jeff. Principles of Personal Defense. Paladin Press, 2006.

Related Quotes

This is one of the rare proverbs dealing with the importance of intelligence and foreknowledge.


Jeff Cooper
Jeff Cooper
  • Born: May 10, 1920
  • Died: September 25, 2006
  • Nationality: American
  • Profession: U.S. Marine, Firearms Instructor, Writer

John Dean "Jeff" Cooper was a United States Marine, the creator of the "modern technique" of handgun shooting, and an expert on the use and history of small arms.