“At least on a human timescale, we’ll never have a planet as intact and full of life as that one we glimpsed from space. Our trajectory is definitely downward. But there was so, so much beauty there, and there’s still so much left ― for now.”.. 1968 was a crazy year, its events moving at a horrific pace. The Tet Offensive. The My Lai Massacre. Bobby Kennedy announcing the news that the Rev. Martin Luther King Jr. had been assassinated. Bobby Kennedy’s assassination. Riots across urban America and outside the Democratic National Convention. The human drama seemed out of control in a way it hasn’t in the years since ― till now, of course.