Few movies inspire me quite like "Dead Poets Society" does. While the movie may not seem to be perfect to many critics, to me, "Dead Poets Society" is perfect because it addresses the imperfections of adolescent life with a beauty rarely found in any films. I was lucky enough to have watched "Dead Poets Society" when I was a teenager and could immediately relate to the main characters. Even as I am older, I still look to the film for encouragement and am thankful for all of the life lessons it has taught me. Here are the 15 best lessons I learned from Mr. Keating and the characters in "Dead Poets Society:"