To change the world, start by making a list of issues that resonate with you, such as climate change or saving an endangered species. Then, find small ways to make a difference, like signing a petition or writing to politicians that you think will help your cause. Additionally, raise awareness by posting articles and videos on social media. Alternatively, volunteer at places like the library, church, or homeless shelter. You can also consider making a long-term commitment to service organizations such as the Peace Corps or Americorps. For more advice, including how to change the world by connecting with others through clubs and discussion groups, keep reading.