The value of life is not in its duration, but in its donation. You are not important because of how long you live, you are important because of how effective you live. And most people are concerned about growing old rather than being effective.
"The people who have impacted the world didn't live long. Martin Luther King. John F. Kennedy. These people who impact the world were not old people, but they lived so effectively that we cannot erase them from history...Myles Munroe