Which ones? Is there a line you wouldn't cross? Is there a line that would be easier to cross than others?
Would you sacrifice more of your values/morals if it ensured a more prosperous life for your family? Less if it was just for you?
Does the legality of those morals change how tempted you would be to give up those values? ie: if the act were against your values but legal would you find it easier to do than an illegal act?