This article details the first day of the OpenClaw Mastery course, focusing on installation and security. It explains the evolution of AI tools – from simple chat interfaces to agent harnesses and finally to proactive, always-on assistants like OpenClaw. The core idea is to set up OpenClaw on a VPS for isolation and security, emphasizing a cautious approach to capability and the importance of verifying the setup. The article highlights past security issues within the OpenClaw community and outlines a strategy to avoid them, prioritizing a slow and deliberate addition of features.