Speaking of 17-year-old George McFly, as originally portrayed by Crispin Glover, it’s not only Marty’s journey that provides emotional power to the themes of Back To The Future, as Bob Gale also pointed out the wonderful motivational side of the classic blockbuster. While only a small moment of time in his life, George gaining the confidence to stand up to Thomas F. Wilson’s Biff Tannen and dance with Lea Thompson’s Lorraine Baines winds up reshaping his entire existence, and Gale appreciates that people can walk away from every screening of the movie possibly feeling a bit more confident about making an effort to achieve the things you want in life. Said the filmmaker,
Article source: https://www.cinemablend.com/news/2557470/why-back-to-the-future-has-aged-so-successfully-according-to-bob-gale