Seven defects which are the sources of calainity should also be avoided by a king since they always accomplish the destruction of even firmly established king.
सप्त दोषाः सदा राज्ञा हतव्या व्यसनोदयाः। प्रायशो यैर्विनश्यन्ति कृतमूला अपीश्वराः॥