Sannyasa is the final stage of the Hindu life cycle. It is traditional for men over 50, or young monks who would like to dedicate their life to spirituality, to become sanyasis, abandoning material goods and taking a vow of celibacy. They spend their days seeking spiritual enlightenment.
In the 1970s the train was the only way to travel long distances in India. The Frontier Mail was a luxurious train with 90% of the carriages dedicated to 1st class travel.