People often post pictures with quotes to share their personal thoughts and opinions with their friends and followers. It is a way for people to express themselves and to encourage others to think about different topics in a meaningful and thought-provoking way. Quotes can also be used as a form of motivation and inspiration for those who need it. Posting pictures with quotes is also a way to show support for a cause or to bring attention to an issue. Finally, people post pictures with quotes because it's fun and it can be a great way to start conversations.