This document discusses personal learning networks and navigating online communities. It touches on several topics: - Social networks allow for sharing of information and feedback through interaction and conversation. - Navigation is important in diverse online networks to help users feel oriented and find interesting paths. - Community networks can function like individuals by emerging from user interactions and dynamic content. - Knowledge is complex and shaped by others, so having ownership in a network is important for thought. - Certain unknowns are better left unknown as they make life interesting and give humanity purpose.