Final answer:
The question does not provide enough context to determine why Hoffman wouldn't step in front of a train. However, trains are heavy and powerful vehicles that can cause severe injuries or death if someone is hit by them.
Step-by-step explanation:
The question 'Why wouldn't Hoffman step in front of a train?' does not provide enough context to determine the specific reason why Hoffman wouldn't step in front of a train. However, there can be numerous reasons why someone wouldn't step in front of a train, including the danger and potential harm it can cause. Trains are extremely heavy and powerful vehicles that can cause severe injuries or death if someone is hit by them. It is important to always prioritize one's safety by keeping a safe distance from railway tracks and following safety guidelines.