There are those whose actions are not in your best interest. It's important to ensure safety in cases like this. It's critical to think carefully about what you need to do what it is that's important to safety as well as good work and effort.
This can happen in any environment.
To support safety, one has to think about time, focus, and action--what you do, when you do it, and why you do it.
Be conscious with regard to your actions, and be open about your choices.