The journey back home begins with a sigh of fulfillment followed by a thought of determination. Armed with the metro card which brings me immense convenience, I walk briskly and quickly from the college to the metro station, eager to reach the comfort of my home, to my lovely mother and her delicious and nutritious food, to my cute dog which demands pets, to my bed which seems to call me with great appeal. Although the destination is fated and the end always provides huge relief, it is not without obstacles and temptations. The surroundings also provide amusement. Ignoring the appetising aroma of the bhel puri, momo, and ice cream and refusing to join in with the crowds relishing in their taste, I walk further to climb the stairs in a little effort to maintain my fitness. Quickly taking my bottle out of my bag before putting it through the security scan, and getting scanned myself, I head upstairs, wondering whether the sound of the metro is the one I have to sit...