以小人之心 度君子之腹 英语怎么说

to gauge the heart of a gentleman with one's own mean measure

To judge the moral one by the evil standard.
To arbitrate the righteous one by the petty-minded

Don't bite the hand that feeds you.

A knave thinks of others in terms of his own desires

to gauge the heart of a gentleman with one's own mean measure
或：Gauge the heart of a gentleman with one's own mean measure