Whenever we fall into a rut, we may be tempted to "escape" to the past -- a time, our minds tell us, that was surely better than the present. But don't give in or you might sink into a depression! Reminiscing every so often is healthy. We've all taken part in wonderful experiences we can -- and should -- look back on fondly. And if we're lucky, we captured such unforgettable moments in pictures and videos, which certainly heighten the nostalgia. But attempting to run away from the problems we face today by living in the past certainly doesn't solve them; in fact, it can exacerbate them. So why do people seek refuge in the past anyway? Because the past is safe.  We already know what happens. Whatever issues we grappled with then have already been resolved -- as opposed to now, where we don't know exactly what will happen in the future. The mind has a way of tricking us into thinking that things were a lot better in the old days than they are n...