You are strolling through the flea market on a Sunday afternoon and you spy something from the corner of your eye. It is a toy china tea cup. It looks just like the one you had as part of your tea set as a little girl. For a moment you are transported back in time, to a happier time, when childhood games and toys could bring you joy. Of course you have to buy the tea cup. It is a tangible reminder of a happy memory. Can memorabilia make you feel happy? Speaking from my personal experience I...