In antiquity the sage kings recognized that men's nature is bad and that their tendencies were not being corrected and their lawlessness controlled.
XunziThus, anybody who follows this nature and gives way its states will be led into quarrels and conflicts, and go against the conventions and rules of society, and will end up a criminal.
XunziIf the impulse to daring and bravery is too fierce and violent, stay it with guidance and instruction.
Xunzi