An observer who sees someone getting paid for donating blood, for example, would find it hard to differentiate between the donor's intrinsic "goodness" and his greed.

举例来说，一个观察者看到有人因为献血而得到报酬，他会发现很难区分捐献者是因为内在的好品质献血还是因为贪婪。

youdao

For Mr Abramovich, the case was simply about greed - a well paid political fixer who got well above his station and who treated the Chelsea Football Club owner like a cash cow.

BBC: Uncovered: Trial of the oligarchs