This principle has long been understood. Interestingly, in ancient Greece, if a man struck his parents, he would lose all his civil rights. in Roman law, to strike a father was as serious as murder.
ರೋಮಿನ ಕಾನೂನಿನ ಪ್ರಕಾರ, ತಂದೆಯನ್ನು ಹೊಡೆಯುವವನಿಗೆ ಕೊಲೆಗಾರನಿಗೆ ಸಿಗುವ ಶಿಕ್ಷೆಯನ್ನು ಕೊಡುವ ಸಾಧ್ಯತೆ ಇತ್ತು.