[Script Info] Title: [Events] Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, Effect, Text Dialogue: 0,0:00:00.42,0:00:04.50,Default,,0000,0000,0000,, Dialogue: 0,0:00:05.29,0:00:08.17,Default,,0000,0000,0000,, Dialogue: 0,0:00:15.82,0:00:18.16,Default,,0000,0000,0000,,Il cambiamento é una semplice illusione? Dialogue: 0,0:00:19.70,0:00:22.02,Default,,0000,0000,0000,,Nel quinto secolo A.C. Dialogue: 0,0:00:22.03,0:00:24.54,Default,,0000,0000,0000,,Il filosofo greco Parmenide ipotizzo' Dialogue: 0,0:00:24.54,0:00:28.22,Default,,0000,0000,0000,,che l'universo non fosse composto da molti elementi Dialogue: 0,0:00:28.23,0:00:31.88,Default,,0000,0000,0000,,ma piuttosto da una singola sostanza indivisibile Dialogue: 0,0:00:32.92,0:00:36.11,Default,,0000,0000,0000,,eterna che avvolge tutto il tempo Dialogue: 0,0:00:36.38,0:00:38.35,Default,,0000,0000,0000,,tutte le entità Dialogue: 0,0:00:39.23,0:00:41.04,Default,,0000,0000,0000,,e se l'universo è uno Dialogue: 0,0:00:41.04,0:00:43.32,Default,,0000,0000,0000,,allora ogni cambiamento è impossibile Dialogue: 0,0:00:43.32,0:00:45.58,Default,,0000,0000,0000,,Poichè l'idea di cambiamento implica Dialogue: 0,0:00:45.59,0:00:47.98,Default,,0000,0000,0000,,qualcosa che passa da uno stato Dialogue: 0,0:00:47.98,0:00:49.01,Default,,0000,0000,0000,,ad un altro Dialogue: 0,0:00:49.04,0:00:51.26,Default,,0000,0000,0000,,Ma secondo Parmenide Dialogue: 0,0:00:51.27,0:00:53.96,Default,,0000,0000,0000,,tutti gli stati si verificano simultaneamente Dialogue: 0,0:00:53.98,0:00:55.100,Default,,0000,0000,0000,,ogni cambiamento è impossibile Dialogue: 0,0:00:57.60,0:00:59.60,Default,,0000,0000,0000,,Avendo ricevuto pesanti critiche dai suoi contemporanei Dialogue: 0,0:00:59.61,0:01:02.04,Default,,0000,0000,0000,,uno dei suoi studenti Dialogue: 0,0:01:02.04,0:01:04.85,Default,,0000,0000,0000,,Zeno di Elea, lo difese Dialogue: 0,0:01:04.85,0:01:07.80,Default,,0000,0000,0000,,creando una serie di paradossi allo scopo Dialogue: 0,0:01:07.82,0:01:10.46,Default,,0000,0000,0000,,di dimostrare che tempo e cambiamento sono Dialogue: 0,0:01:10.46,0:01:13.08,Default,,0000,0000,0000,,in realtà cose insensate Dialogue: 0,0:01:13.34,0:01:17.59,Default,,0000,0000,0000,, Dialogue: 0,0:01:23.19,0:01:25.81,Default,,0000,0000,0000,,SI consideri il caso di una gara fra un motociclista Dialogue: 0,0:01:25.83,0:01:27.99,Default,,0000,0000,0000,,e una persona a piedi Dialogue: 0,0:01:27.99,0:01:29.59,Default,,0000,0000,0000,,Ipotizziamo che la persona a piedi possa partire Dialogue: 0,0:01:29.60,0:01:31.56,Default,,0000,0000,0000,,con un vantaggio di 50 metri Dialogue: 0,0:01:32.06,0:01:34.07,Default,,0000,0000,0000,,Quando il motociclista raggiunge Dialogue: 0,0:01:34.09,0:01:36.52,Default,,0000,0000,0000,,il punto di partenza del pedone, questi avrà percorso Dialogue: 0,0:01:36.53,0:01:38.14,Default,,0000,0000,0000,,una breve distanza in avanti Dialogue: 0,0:01:38.14,0:01:39.84,Default,,0000,0000,0000,,e quando il motociclista avrà raggiunto Dialogue: 0,0:01:39.84,0:01:42.39,Default,,0000,0000,0000,,il punto successivo, l'uomo si sarà mosso Dialogue: 0,0:01:42.41,0:01:43.79,Default,,0000,0000,0000,,ancora più in là Dialogue: 0,0:01:44.02,0:01:45.63,Default,,0000,0000,0000,,se esiste una quantità infinita Dialogue: 0,0:01:45.65,0:01:47.34,Default,,0000,0000,0000,,di distanze misurabili fra Dialogue: 0,0:01:47.34,0:01:49.90,Default,,0000,0000,0000,,due punti, l'uomo sarà sempre Dialogue: 0,0:01:49.91,0:01:52.55,Default,,0000,0000,0000,,leggermente più avanti del motociclista Dialogue: 0,0:01:52.55,0:01:55.47,Default,,0000,0000,0000,,Questo puo continuare all'infinito Dialogue: 0,0:01:55.49,0:01:58.51,Default,,0000,0000,0000,,e il centauro non lo raggiungerà mai Dialogue: 0,0:01:59.20,0:02:00.85,Default,,0000,0000,0000,,Ma questo è assurdo! Dialogue: 0,0:02:00.86,0:02:03.21,Default,,0000,0000,0000,,perchè la nostra percezione ci fa pensare che il centauro Dialogue: 0,0:02:03.22,0:02:05.49,Default,,0000,0000,0000,,sorpasserà rapidamente l'uomo Dialogue: 0,0:02:05.57,0:02:08.19,Default,,0000,0000,0000,,Quindi il paradosso di Zeno ci prova Dialogue: 0,0:02:08.19,0:02:10.09,Default,,0000,0000,0000,,che i nostri sensi sbagliano Dialogue: 0,0:02:10.10,0:02:13.10,Default,,0000,0000,0000,,e che ogni cambiamento di distanza è assurdo Dialogue: 0,0:02:14.16,0:02:18.39,Default,,0000,0000,0000,, Dialogue: 0,0:02:21.74,0:02:24.26,Default,,0000,0000,0000,,In un altro dei suoi paradossi Zeno narra Dialogue: 0,0:02:24.26,0:02:26.44,Default,,0000,0000,0000,,di una freccia scoccata verso un bersaglio Dialogue: 0,0:02:26.46,0:02:28.90,Default,,0000,0000,0000,, Dialogue: 0,0:02:28.90,0:02:33.03,Default,,0000,0000,0000,, Dialogue: 0,0:02:33.04,0:02:34.34,Default,,0000,0000,0000,, Dialogue: 0,0:02:34.34,0:02:35.80,Default,,0000,0000,0000,, Dialogue: 0,0:02:35.81,0:02:38.23,Default,,0000,0000,0000,, Dialogue: 0,0:02:38.25,0:02:40.24,Default,,0000,0000,0000,, Dialogue: 0,0:02:40.27,0:02:42.77,Default,,0000,0000,0000,, Dialogue: 0,0:02:42.77,0:02:45.71,Default,,0000,0000,0000,, Dialogue: 0,0:02:45.72,0:02:48.10,Default,,0000,0000,0000,, Dialogue: 0,0:02:48.11,0:02:49.41,Default,,0000,0000,0000,, Dialogue: 0,0:02:49.42,0:02:51.31,Default,,0000,0000,0000,, Dialogue: 0,0:02:51.33,0:02:53.36,Default,,0000,0000,0000,, Dialogue: 0,0:02:53.39,0:02:56.05,Default,,0000,0000,0000,, Dialogue: 0,0:02:56.36,0:02:59.49,Default,,0000,0000,0000,, Dialogue: 0,0:02:59.96,0:03:02.53,Default,,0000,0000,0000,, Dialogue: 0,0:03:02.54,0:03:04.84,Default,,0000,0000,0000,, Dialogue: 0,0:03:04.84,0:03:06.73,Default,,0000,0000,0000,, Dialogue: 0,0:03:07.50,0:03:09.61,Default,,0000,0000,0000,, Dialogue: 0,0:03:09.63,0:03:12.40,Default,,0000,0000,0000,, Dialogue: 0,0:03:12.42,0:03:15.21,Default,,0000,0000,0000,, Dialogue: 0,0:03:15.35,0:03:17.77,Default,,0000,0000,0000,,