it is called for ungrateful and kindness person, the one who gives pain to the kind person

one praises him who pays him, money commands obedience

to bite the hand that feeds one, an ungrateful person harms his benefactor

might is right, the one who has power the one is possesses

forgive someone's favor or goodwill, to harm someone who was the beneficial earlier

to bite the hand that feeds

the one can do the work that he learns

one who is not daring cannot get anything, one who is shameless gets the benefit

just in front, in straight line following the nose

the one who is dominant who does exploitation

fickle or gullible person

be slothful

he who does not care for his own honor, when will he care for the honor of others

whose, of whom, of which

of whatsoever, of whomsoever

to whomsoever

every man praises the bridge who passes over

master's favourite rules the roost

hearing device, stethoscope

to beseech someone whom you despise

the pot calls the kettle black