What lessons do we learn from such hazardous experiences when we are face-to-face with death?

At such hazardous circumstances, when we become face-to-face with death, we should not leave hope. Instead, we should try to find reasons to stay calm and think positive. A small expression lightens the burden and anxiety. Lesson learnt from such hazardous situations is that one should never ignore and become extra cautious and careful as soon as one senses impending danger.