0:00:05.580,0:00:08.758 That's here, that's home, that's us. 0:00:08.758,0:00:11.661 On it everyone you love, everyone you know, 0:00:11.661,0:00:14.181 everyone you ever heard of, 0:00:14.181,0:00:16.311 every human being who ever was, 0:00:16.311,0:00:18.888 lived out their lives. 0:00:18.888,0:00:22.579 The aggregate of our joy and suffering 0:00:22.579,0:00:28.029 thousands of confident religions, [br]ideologies, and economic doctrines, 0:00:28.029,0:00:30.070 every hunter and forager, 0:00:30.070,0:00:34.438 every hero and coward, every creator [br]and destroyer of civilization, 0:00:34.438,0:00:36.494 every king and peasant, 0:00:36.494,0:00:38.389 every young couple in love, 0:00:38.389,0:00:40.231 every mother and father, 0:00:40.231,0:00:42.448 hopeful child, 0:00:42.448,0:00:44.508 inventor and explorer, 0:00:44.508,0:00:46.838 every teacher of morals, every corrupt politician, 0:00:46.838,0:00:51.247 every superstar, every supreme leader, 0:00:51.247,0:00:54.789 every saint and sinner in the history of our species 0:00:54.789,0:01:01.823 lived there, on a mote of dust, suspended in a sunbeam. 0:01:01.823,0:01:05.927 The earth is a very small stage 0:01:05.927,0:01:09.868 in a vast cosmic arena. 0:01:09.868,0:01:12.791 Think of the rivers of blood 0:01:12.791,0:01:16.447 spilled by all those generals and emperors 0:01:16.447,0:01:18.577 so that in glory and triumph 0:01:18.577,0:01:21.553 they could become the momentary masters 0:01:21.553,0:01:24.632 of a fraction of a dot. 0:01:24.632,0:01:27.624 Think of the endless cruelties visited 0:01:27.624,0:01:31.102 by the inhabitants of one corner of this pixel 0:01:31.102,0:01:36.532 on the scarcely distinguishable inhabitants of some other corner. 0:01:36.532,0:01:39.063 How frequent their misunderstandings, 0:01:39.063,0:01:42.409 how eager they are to kill one another, 0:01:42.409,0:01:45.340 how fervent their hatreds. 0:01:45.340,0:01:50.468 Our posturings, our imagined self-importance, 0:01:50.468,0:01:53.601 the delusion we have [br]some privileged position in the universe, 0:01:53.601,0:01:58.727 are challenged by this point of pale light. 0:01:58.727,0:02:02.738 Our planet is a lonely speck 0:02:02.738,0:02:06.979 in the great enveloping cosmic dark. 0:02:06.979,0:02:12.070 In our obscurity, in all this vastness 0:02:12.070,0:02:15.813 there is no hint that help will come from elsewhere 0:02:15.813,0:02:19.053 to save us from ourselves. 0:02:19.053,0:02:22.997 The earth is the only world known so far, to harbour life. 0:02:22.997,0:02:26.283 There is nowhere else, at least in the near future, 0:02:26.283,0:02:29.171 to which our species could migrate. 0:02:29.171,0:02:35.022 Visit? Yes. Settle? Not yet! 0:02:35.022,0:02:41.894 Like it or not, for the moment, [br]the earth is where we make our stand. 0:02:41.894,0:02:47.428 It has been said that astronomy is a [br]humbling and character building experience 0:02:47.428,0:02:51.052 There is perhaps no better [br]demonstration of the folly of human conceits 0:02:51.052,0:02:56.066 than this distant image of our tiny world. 0:02:56.066,0:03:02.595 To me, it underscores our responsibility [br]to deal more kindly with one another 0:03:02.595,0:03:05.970 and to preserve and cherish 0:03:05.970,0:03:07.523 the pale blue dot, 0:03:07.523,0:03:10.470 the only home we've ever known.