In radio, tracking, fighting, and microbial search, the fastest way to find what is possible is often to first find what is impossible.
Going back to Asia for the first time in over a decade suggested to me that different civilizations are fit for different tasks. Space settlement may need a sequence of worldviews, rather than one universal worldview.
Belief systems as tools
On swapping uncertainty for a perception of certain danger
To clean is to claim
How to tell if you must explain it
How can something less intelligent compete with something far more intelligent?
Control without ownership