Let men decide firmly what they will not do, and they will be free to do vigorously what they ought to do.

Kung. This however is not proof of innate evil because a clear thinking person would avoid causing harm to others. "
This saying should not be taken as an instigation to violence against authorities but as an application of Confucian philosophy to society.

Mencius (Chinese: 孟子; pinyin: Mèng Zǐ; Wade–Giles: Meng4 Tzu3; Zhuyin Fuhao: ㄇㄥˋ ㄗˇ; most accepted dates: 372 – 289 BCE; other possible dates: 385 – 303/302 BCE) was a Chinese philosopher who was arguably the most famous Confucian after Confucius himself.