If a scrounger you know very well won a million in a lottery would you feel astonished, offended or indifferent? Wouldn't you be jealous of his success.
to have an influence on someone or something, or to cause a change in someone or something:
Drinking to excess can affect your health. As a rule, it can lead to chronic illnesses. The thing is that those who get drunk think they are an exception to the rule. Is it possible to convince them they are wrong?