Student: Master, is time-travel possible?
Master: Yes, time-travel is a reality.
Student: Master, how can I learn this. What technology do I need? Is it expensive?
Master: It is relatively cheap. A 10-day organized tour will cost you less than 10.000 dollars. It needs little preparation.
Student: What technology is used and is it of alien origin?
Master: You take a plane to New Delhi. Next you take the train to Varanasi and you get off at some point and then you start walking north.