In the event described above, personal decisions have a lot of effect on one's safety in fact it could make or mar the desired result of the expected outcome.
Though, a lot of bad personal decisions can be remedied, however, the more people the decision impacts, the more difficult it will be to remedy the situation. When making a personal decision, one needs to find out how this choice will impact the expected result of his actions, one's life and of course the safety and well-being of others, and how they respond accordingly.