Social media is great but can also make people feel more insecure and isolated. This is because (1) everyone is pretending on social media and not showing their true selves, (2) people are focused on their phones and screens instead of being fully present with others, and (3) it is difficult to find solitude in a world that is always connected through technology. The document suggests living a less mediated life and focusing more on real-world interactions instead of social media.