Answer:
They feel entitled to whatever they want or need from you, but they alone are allowed to decide to give you what you want or need from them.
Explanation:
Body substance isolation (BSI) is generally the preferred method of isolation because it gives a good amount of protection against infection.
Infection can be spread via body substance so by isolating it you can prevent it. Patient out of hospital disease mostly is unknown and it's better to do a stricter precaution. In a case of new disease emerge, BSI practice can delay the spreading of disease.
Risks can accumulate over time through exposure to different things over life which is a normal part of life generally. People who do a lot of crazy things are people who are more prone to having different kinds of risks being brought upon them. If you're working as a construction, it's more likely with time that you will suffer from some sort of work-related accident than someone who works in an office all day long.