Local and Global and the Terrible Telescope, Part 1

In the comment thread for my previous post, I remarked that

I don’t know of a good theory that bridges the chasm between individual justice (where I think free association is an important fundamental right) and global justice (universal behaviors like [modes of systemic oppression]). I don’t pretend to have one.

What I’d like to do in this series is try to convince you that you probably don’t have one either.

  • Local and Global William Lane Craig is Terrible  Kant is Also Terrible
  • the Repugnant Conclusion is Neither Telescoping Considered Harmful
  • You Are Not God, You’re Not Even President of the Galaxy
  •  The Can’tegorical Imperative Further Reading

1. Local and Global

One hard lesson every student of advanced mathematics learns is that a construction that seems easy and obvious locally–for instance, in a small region of a space–can be very difficult, or outright impossible, to make meaningful globally–eg, over the whole space.

For example, think about the direction ‘North’.  Which way is north? Wherever you happen to be reading this, you probably know already; if you don’t, your phone can probably tell you. ‘North’ is an easy local concept–we can all check which way north lies. We can find ‘north’, no matter where we go. Right?

Wrong.

Continue reading “Local and Global and the Terrible Telescope, Part 1”