Cinema has many positive impacts on society according to the document. It is an affordable and popular form of entertainment that allows people to collect public opinions on social issues. Films increase knowledge and broaden perspectives while also providing social commentary, catharsis, employment opportunities, and reality checks. However, too much cinema can negatively impact eyesight, health, finances, and values by spreading vulgarity, propaganda, and influencing lifestyles and crime. Overall, cinema is able to combine entertainment with communicating ideas and has been shown to have very positive and long-lasting effects on society.