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