to state rules firmly and clearly
明确而坚定地声明规则 (míngquè ér jiāndìng de shēngmíng guīzé)
"The manager laid down the law about punctuality."
"经理对准时问题明确规定了规则。" (Jīnglǐ duì zhǔnshí wèntí míngquè guīdìngle guīzé.)
to surrender to the police or authorities
an emotionless or mechanical reaction
A life lived without introspection or self-reflection is not...
jealousy destroys one’s peace of mind
a constant source of annoyance or trouble
A strong and reliable base or starting point.