Earlier quoted context omitted.
>Break the rules. Officials may try to deter you from using passages, ladders or stairwells. Ignore them. If you need to kick open a door or pick a lock, do it. I learned this lesson on 9/11, as a high school student in lower Manhattan. We were told to sit in our homerooms and wait, while smoke (and god knows what else) enveloped the building. Eventually we were shuffled out of the building and told to keep going nor…
That's the tricky part. Official safety rules are there for a reason, that is because by the best knowledge they work. 9/11 was special because nobody expected the towers to go down. The Sewol was man-made disaster. In most other cases, following orders as a passenger and official safety rules will safe your life. It will also maximize the number of lives saved. And even if authorities don't necessarily know more tha…
Even so, universally, the safest choice in a disaster is to not be where the disaster is ASAP.
Similarly, in a mass shooting, "run away" is the first piece of advice. Hiding or fighting is only when that option isn't available.