If A is a finite dimensional simple algebra over F, then A≅M_n(𝛥) where 𝛥 is a finite dimensional division algebra over 𝛥.

The Unity of the Intellect, or the essential identity of the Intellect in the metacosm (what is beyond the created world),

When a turbine oil lubricating system is drained of one turbine oil and refilled with another turbine oil, as much as 10 to 15% of the previous oil can remain in the system due to clingage, low-spots, and piping dead-legs.

It feels inevitable, he boohooed. Of course it was inevitable – he used to tweet at least six times an hour, endless say-what-you-see drivel.