Opening theory may refer to:
- Backgammon opening theory
- Chess opening theory or Chess opening theory table
- Go opening theory
Famous quotes containing the words opening and/or theory:
“Dentopedalogy is the science of opening your mouth and putting your foot in it. Ive been practising it for years.”
—Prince Philip (b. 1921)
“The great tragedy of sciencethe slaying of a beautiful theory by an ugly fact.”
—Thomas Henry Huxley (18251895)