Instagram quotes show just how popular this social media network has become, with users sharing a wide range of materials including videos and photos. Users on Instagram have the option of using digital filters and software for modification that can alter the photos and videos before they are uploaded or posted to Instagram. The phots appear on the social media site as square pictures, and many people use this forum to post selfies which are also very popular right now. Instagram photos and videos can be shared on the many other social media networks as well, including Twitter, Facebook, Tumblr, Flicker, and many others. Selfies are pictures that the user takes of themselves, and then they post these for the world to see.