A customer sitting at Ma Cafe in Fredericton, New Brunswick. (Malachi Lefurgey/AQ) “If you could have any superpower in the world, what power would you choose?”   I always say time. Being able to stop time at any given moment, go back, relive a memory, never be late to class and always have everything in on time.   The Oxford English Dictionary’s definition of nostalgia is “a sentimental longing or wistful affection for the past, typically for a period or place with happy per