If we look across generations, the perception of the elderly has changed almost every decade. It is evident that we all have different opinions on who can be measured old and young due to our age. However, we all come to one conclusion: there is a certain age that we believe is old. Some might consider old age to be 40, others might say 90. As I think about it, I consider all the people in my life who are older than my age. I leaf back like a photo album and stop on my grandparents. I have a grandmother who is 65 and another who is 84. Comparing these two women is the easy part because they are so different but when it comes to their ages they are both few of the people I know who have young souls. So how could I call them old? Let me tell you about their daily life, then let's think about whether we think they are elderly. Starting with grandmother n. 1, who is 65 years old, travels around the United States and spends more time on the tennis court than at home. Sounds like something a 20-year-old would do, right? Let's move on to grandmother n. 2, 84 years old, walks the streets of St. Louis every day,...