Man (in good earnest) is a marvellous vain, fickle, and unstable subject.

Man (in good earnest) is a marvellous vain, fickle, and unstable subject.

人(真诚地说)是一个了不起的虚荣、善变和反复无常的人。

-- Michel de Montaigne 蒙塔尼米歇尔